Rita Charitable Trust

Gemstone Polisher

(Electives: Facet Maker / Facet Polisher/ Girdle Polisher)

SECTOR: GEMS & JEWELLERY
SUB-SECTOR: Gemstone Processing
OCCUPATION: Faceting and Polishing
REFERENCE ID: G&J/Q6706
ALIGNED TO: NCO-2015/7313.1303,1505,1506
Brief Job Description: The individual works with high-speed rotating machines
with metal placed and buffs also with angle-indexed rotating scaife machines
with diamond or steel laps. He/she grinds the facets on pre-shaped stone or
faceted gemstone to produce a fully finished stone.
Elective 1 – Facet Making:
The polisher creates facets on stones in order to give the final look to the roughcut and pre-shaped stone.

Elective 2 – Facet Polishing:
The polisher provides final polish/finish to the pre-shaped or faceted stone and
brings out the stone’s colour and lustre.
Elective 3 – Girdle Polishing:
The girdle polisher provides finish to the girdle of the faceted and polished stone
to enhance the colour and lustre of the girdle.
Personal Attributes:
The job requires the individual to have: attention to details; good eyesight;
steady grip; ability to work in a process driven team, for prolonged hours in noisy
environment and in seated position with patience.The individual must avert
machine failures, errors and avoid safety hazards.

Keywords /Terms Description
Sector Sector is a conglomeration of different business operations having similar
business and interests. It may also be defined as a distinct subset of the economy
whose components share similar characteristics and interests.
Sub-sector Sub-sector is derived from a further breakdown based on the characteristics and
interests of its components.
Occupation Occupation is a set of job roles, which perform similar/ related set of functions
in an industry.
Job role Job role defines a unique set of functions that together form a unique
employment opportunity in an organisation.
Occupational Standards
(OS)
OS specify the standards of performance an individual must achieve when
carrying out a function in the workplace, together with the knowledge and
understanding they need to meet that standard consistently. Occupational
Standards are applicable both in the Indian and global contexts.
Performance Criteria Performance criteria are statements that together specify the standard of
performance required when carrying out a task.
National Occupational
Standards (OS)
NOS are occupational standards which apply uniquely in the Indian context.
Qualifications Pack (QP) QP comprises the set of OS, together with the educational, training and other
criteria required to perform a job role. A QP is assigned a unique qualifications
pack code.
Unit Code Unit code is a unique identifier for an Occupational Standard, which is denoted
by an ‘N’
Unit Title Unit title gives a clear overall statement about what the incumbent should be
able to do.
Description Description gives a short summary of the unit content. This would be helpful to
anyone searching on a database to verify that this is the appropriate OS they are
looking for.
Scope Scope is a set of statements specifying the range of variables that an individual
may have to deal with in carrying out the function which have a critical impact
on quality of performance required.
Knowledge and
Understanding
Knowledge and understanding are statements which together specify the
technical, generic, professional and organizational specific knowledge that an
individual needs in order to perform to the required standard.
Organizational Context Organizational context includes the way the organization is structured and how
it operates, including the extent of operative knowledge managers have of their
relevant areas of responsibility.
Technical Knowledge Technical knowledge is the specific knowledge needed to accomplish specific
designated responsibilities.
Core Skills/ Generic
Skills
Core skills or generic skills are a group of skills that are the key to learning and
working in today’s world. These skills are typically needed in any work
environment. In the context of the OS, these include communication related
skills that are applicable to most job roles.

Keywords /Terms Description
NOS National Occupational Standard(s)
NSQF National Skills Qualifications Framework
QP Qualifications Pack

Unit Code G&J/N6601
Unit Title
(Task) Dop the gemstone
Description This OS unit is about fixing the rough-cut or pre-shaped gemstone securely on the
dop for pre-shaping, faceting or polishing.
Scope This unit/task covers the following:
Fixing the gemstone on dop
Ensuring Productivity
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Fixing the gemstone on
dop
To be competent, the user/individual on the job must be able to:
PC1. match the stone type, weight and number as mentioned on the bag
received from supervisor
PC2. check the assortment of stones for shape, size and softness
PC3. interpret the plan for the stone as per job sheet for stone to be aligned
PC4. align the stone with accuracy
PC5. make correct selection of dop and material for fixing
PC6. maintain appropriate level of heating so that stone does not change
colour
PC7. achieve scratch-free doping
PC8. achieve secure setting
Ensuring Productivity PC9. ensure timely delivery to facet maker or shaper
PC10. achieve number of dop prepared per day as per target given
PC11. deliver damage-free output with minimum hazards
Knowledge and Understanding (K)
A. Organizational
Context
(knowledge of the
company/organisation
and its process)
The user/individual on the job needs to know and understand:
KA1. company’s policies on: acceptable limits of stone loss, incentives, delivery
standards, safety and hazards, integrity and personnel management
KA2. non-disclosure of “confidential information” provided by the company
either orally or in writing marked as confidential
KA3. liability arising out of loss, theft or inadvertent disclosure of confidential
information
KA4. work flow involved in gemstone processing of company
KA5. importance of the individual’s role in the workflow
KA6. reporting structure
KA7. the issuing and returning procedures of the gemstones to be polished,
followed by the company
KA8. gemstone processing objective of the company, e.g. maximizing yield,
maximizing clarity, etc

B. Technical Knowledge The user/individual on the job needs to know and understand:
KB1. different types of stones, the family of stone and their properties,
particularly, with respect to heat and pressure sensitivity
KB2. the assortment of stones for shape, size, softness
KB3. how to fix the stone on dop as per job sheet
KB4. different types of dop used as per gemstone type
KB5. uses of different qualities of wax and lac for fixing, their merits and
demerits
KB6. potential work hazards, particularly, when using heating lamps
Skills (S)
A. Core Skills/ Generic
Skills
Writing Skills
The user/ individual on the job needs to know and understand how to:
SA1. document reports, and loss of gemstones
Reading Skills
SA2. read the stone type, the family it belongs to and its properties
SA3. read notes, signs and instructions on job sheet
SA4. read company rules and compliance documents
Oral Communication (Listening and Speaking skills)
SA5. receive instructions and materials from reporting supervisor
SA6. discuss task lists, schedules, and work-loads with co-workers
SA7. share work load when multiple deliverables are required
B. Professional Skills Decision Making
The user/ individual on the job needs to know and understand how to:
SB1. make decisions pertaining to the concerned area of work
SB2. make decisions on the use of type of dop, e.g., metal or wooden for the
process involved
Plan and Organize
SB3. plan and organize the doping process
Customer Centricity
N.A.
Problem Solving
SB4. report about dop and tools shortage to supervisor
SB5. resolve problems about alignment and work process with facet maker,
polisher or preshaper

SB6. visualize and map the final form of the stone
Critical Thinking
SB7. anticipate process disruption and reasons for delay

Unit Code G&J/N9901
Unit Title
(Task) Coordinate with others
Description This OS unit is about communicating with colleagues, seniors and outside parties in
order to achieve the deliverables as per schedule
Scope This unit/task covers the following:
Interacting with supervisor
Interacting with colleagues within and outside the department
Interacting with outside parties
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Interacting with
supervisor
To be competent, the user/individual on the job must be able to:
PC1. coordinate for receiving work instructions and raw materials from reporting
supervisor
PC2. communicate to the reporting supervisor about process flow improvements,
product defects received from previous process, repairs and maintenance of
tools and machinery as required
PC3. communicate to reporting supervisor about operation details and hazards
PC4. interact with supervisor regarding compliance of company policy and rules
Interacting with
colleagues within and
outside the
department
PC5. coordinate with colleagues to share work, as per the workload in order to
achieve tem goals
PC6. communicate and discuss work flow related difficulties in order to find
solutions with mutual agreement
PC7. coordinate and receive feedback from quality control department
PC8. resolve conflicts by communicating with colleagues and other departments
PC9. coordinate with colleagues regarding multitasking in other departments with
requirements
Interacting with
outside parties
PC10. adhere to nondisclosure policy of the company in all outside coordination
Knowledge and Understanding (K)
A. Organizational
Context
(knowledge of the
company/organisation
and its process)
The user/individual on the job needs to know and understand:
KA1. company’s policies on: preferred language of communication, reporting and
escalation policy, quality delivery standards, and personnel management
KA2. company’s policies on non-disclosure of “confidential information” provided
by the company either orally or in writing marked as confidential
KA3. liability arising out of loss, theft or inadvertent disclosure of confidential
information
KA4. reporting structure

B. Technical
Knowledge
The user/individual on the job needs to know and understand:
KB1. various categories of people that one is required to communicate and
coordinate within the organization
KB2. importance of effective communication in the workplace like expressing and
addressing grievances appropriately and effectively
KB3. importance of teamwork in organizational and individual success
KB4. various components of effective communication
KB5. barriers to effective communication
KB6. common reasons for interpersonal conflict
KB7. what constitutes disciplined behavior for a working professional
Skills (S) [Optional]
A. Core Skills/
Generic Skills
Writing Skills
The user/ individual on the job needs to know and understand how to:
SA1. write instructions, remarks, job sheets, basic information, technical details
etc. in preferred local language of communication and English
Reading Skills
SA2. read preferred language of communication as prescribed by the company
SA3. read job sheets and interpret technical details mentioned in the job sheet
Oral Communication (Listening and Speaking skills)
SA4. discuss task lists, schedules, and work-loads with co-workers
SA5. be a good listener
SA6. be effective in communicating the issues faced to the supervisor
SA7. avoid using jargon, slang or acronyms when communicating
B. Professional Skills Decision Making
the user/ individual on the job needs to know and understand how to:
SB1. spot and communicate potential areas of disruptions to work process and
report the same
SB2. report to supervisor or deal with a colleague individually, depending on the
type of concern
Plan and organize
SB3. to plan work for maximum productivity
SB4. to plan and organize the schedules for maintenance of tools and machines
Customer Centricity
SB5. convey accurate information to all internal as well as external customers
Problem Solving
SB6. to handle critical situations caused due to communication issues at workplace
and solve problems without blaming others

Analytical Thinking
SB7. analyse the work processes by interacting with others and adopting best
practices
SB8. use prior experience to observe and reflect for development of ideas
Critical Thinking
SB9. think through the problem, evaluate the possible solution(s) and suggest an
optimum /best possible solution(s)
SB10. deal with clients lacking the technical background to solve the problem on
their own
SB11. spot process disruptions and delays and report and communicate with
solutions
SB12. identify immediate or temporary solutions to resolve delays
SB13. apply, analyze, and evaluate the information gathered from observation,
experience, reasoning or communication, as a guide to thought and action

Unit Code G&J/N9902
Unit Title
(Task) Maintain health and safety at workplace
Description This OS unit is about being aware of, communicating and taking steps towards
minimizing potential hazards and dangers of accidents on the job and maintaining
health and safety at workplace
Scope This unit/task covers the following:
Health and safety in work area
Fire safety
Emergencies, rescue and first aid procedures
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Health and safety in
work area
To be competent, the user/individual on the job must be able to:
PC1. identify and use appropriate protective clothing/equipment for specific
tasks and work
PC2. identify hazardous job activities in his/her job and communicate the
possible causes of risks or accidents in the workplace
PC3. carry out safe working practices while dealing with hazards to ensure
safety of self and others
PC4. identify and avoid doing any tasks or activities in a wrong posture
PC5. practice appropriate working postures to minimise occupational health
related issues
Fire safety PC6. use the appropriate fire extinguishers on different types of fire
PC7. demonstrate rescue techniques applied during fire hazard
PC8. demonstrate good housekeeping in order to prevent fire hazards
PC9. demonstrate the correct use of any fire extinguisher
Emergencies, rescue and
first aid procedures
PC10. provide appropriate first aid procedure to victims wherever required eg.in
case of bleeding, burns, choking, electric shock etc.
PC11. respond promptly and appropriately to an accident or medical emergency
PC12. participate in emergency procedures such as raising alarm, safe
evacuation, etc.,
Knowledge and Understanding (K)
A. Organizational
Context
(knowledge of the
company/organisation
and its process)
The user/individual on the job needs to know and understand:
KA1. company’s policies on: safety and hazards and personnel management
KA2. names and location of documents that refer to health and safety in work
place
KA3. reporting structure

B. Technical Knowledge The user/individual on the job needs to know and understand:
KB1. meaning of “hazards” and risks
KB2. health and safety hazards commonly present in the work place and related
precautions
KB3. various dangers associated with use of electrical equipment
KB4. preventative and remedial actions to be taken in case of exposure to toxic
material
KB5. methods of accident prevention
KB6. how different chemicals react and the related hazards
KB7. how to use machines and tools without causing any accident
KB8. importance of using protective clothing/ equipment while working
KB9. precautionary activities to prevent the fire accident
KB10. various causes of fire
KB11. techniques of using different fire extinguishers
KB12. different materials used for extinguishing fire
KB13. rescue techniques applied during a fire hazard
KB14. various types of safety signs and what they mean
KB15. appropriate basic first aid treatment relevant to condition e.g. bleeding,
minor burns, eye injuries etc.
KB16. casualty lifting in case of an accident caused to a person
Skills (S) [Optional]
A. Core Skills/ Generic
Skills
Writing Skills
The individual on the job needs to know and understand how to:
N.A.
Reading Skills
SA1. read and comprehend basic content to read labels, charts, signage
SA2. read and comprehend basic English to read manuals of operations
Oral Communication (Listening and Speaking skills)
SA3. communicate effectively the risk of not following safety measures
B. Professional Skills Decision Making
The individual on the job needs to know and understand how to:
SB1. respond to emergencies/accidents, by taking an apt and timely decision
Plan and Organize
SB2. organize work schedule, work area, tools, equipment and material to
minimize health and safety risk
Customer Centricity
N. A.
Problem Solving
SB3. ensure apt action in case of any emergencies, accidents or fire at the work

Analytical Thinking
SB4. analyse untoward incidents from the past and implement correct use of
machines, tools or hazardous chemicals
Critical Thinking
SB5. critically analyse the processes carried out by self and by colleagues in the
department to spot potential hazards and safety issues

Unit Code G&J/N6701
Unit Title
(Task) Make facets on gemstones
Description This unit is about grinding different numbers and shapes of facets on a transparent
gemstone in order to enhance its lustre and colour, after pre-shaping it.
Scope This unit/task covers the following:
Making facets on the gemstones
Maintaining productivity
Handling problems
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Making facets on the
gemstones
To be competent, the user/individual on the job must be able to:
PC1. match the stone type, weight, number as mentioned on the bag with
gemstones received from supervisor
PC2. identify faceting requirement as per plan such as how many facets and
shape of facet to be created
PC3. achieve maximum number of facets to be created per stone
PC4. cut facets according to the shape, colour, brilliance and metered edges
PC5. make accurate use of angle-indexing
PC6. use correct lap and powder for the stone
PC7. ensure there is no window in facets
PC8. achieve accurate calibration
PC9. achieve maximum number of QC approved stones
Maintaining productivity PC10. achieve number and carats of stones faceted per day against target given
PC11. achieve scratch-less facets
PC12. maintain stone loss within prescribed limits, particularly, in precious
stones
Handling problems PC13. deliver faceted stone in time by reporting problems faced or anticipated
well in advanced
Knowledge and Understanding (K)
A. Organizational
Context
(knowledge of the
company/organisation
and its process)
The user/individual on the job needs to know and understand:
KA1. company’s policies on: acceptable limits of stone loss, incentives, delivery
standards, safety and hazards, integrity and personnel management
KA2. non-disclosure of “confidential information” provided by the company
either orally or in writing marked as confidential
KA3. liability arising out of loss, theft or inadvertent disclosure of confidential
information
KA4. work flow involved in gemstone processing of company
KA5. importance of the individual’s role in the workflow
KA6. reporting structure

B. Technical Knowledge The user/individual on the job needs to know and understand:
KB1. basic gemology and properties of different types of stones
KB2. different types of stones such as precious, semi-precious, synthetic
KB3. market value of stone to understand the rationale for different acceptable
levels of stone loss
KB4. origin of the stone, i.e., which mine, particularly, precious stones to read
the softness/ hardness as developed from precedence of use
KB5. maximum number of facets that can be created on a stone, e.g., garnet
becomes dark with more number of facets, which is not desirable; the
more transparent the stone, the more facets to be created
KB6. treatment of inclusions depending on the value of stone
KB7. use of tools and machines such as e.g., faceting mill, scaifes, different
types of laps that are available in terms of material such as diamond or
steel or the grits
KB8. how to level the scaife or faceting mill
KB9. how to select the scaife i.e steel or diamond, and powdered lap to be used
for the stone type
KB10. the angles at which the doped stones have to be faceted to achieve the
type of shape such as round brilliant, marquise, square, princess oval,
heart, baguette, emerald, briolette, pear, trilliant, octagon etc.,
KB11. use angle indexing to cut a facet on the stone
KB12. how to use water jet and keep the stone cool
KB13. control of losses during operations
KB14. how to work in a safe environment, i.e., without injuries
Skills (S)
A. Core Skills/ Generic
Skills
Writing Skills
The user/ individual on the job needs to know and understand how to:
SA1. report stone losses via documentation as per company policy
SA2. fill the requisition slip for ordering tools and consumables
Reading Skills
SA3. read height, weight, dimensions of the stones facets as given on job sheets
SA4. convert shape on paper into faceted stone
SA5. read company rules and compliance documents required to complete the
work
Oral Communication (Listening and Speaking skills)
SA6. receive instructions and materials from reporting supervisor
SA7. give feedback to supervisor or polisher on any specific stone handling
requirement
SA8. share work load when multiple deliverables are required

The user/ individual on the job needs to know and understand how to:
SB1. make decisions pertaining to the concerned area of work
Plan and Organize
SB2. plan and organize laying facets on gemstones
Customer Centricity
N.A.
Problem Solving
SB3. resolve difficulties with respect to practicality of plan or facets to be
created
Analytical Thinking
SB4. assess the angles at which the doped stones have to be faceted to achieve
the type of shape such as round brilliant, marquise, square, princess oval,
heart, baguette, emerald, briolette, pear, trilliant, octagon
SB5. improve work processes for greater productivity by analyzing current
working methods
Critical Thinking
SB6. spot process disruption and reasons for delay

Unit Code G&J/N6703
Unit Title
(Task) Polish the faceted or cabochon gemstone
Description This OS unit is about providing final finish to the pre-shaped, cabochon or faceted
gemstone by polishing
Scope This unit/task covers the following:
Preparing to polish gemstone
Polishing Gemstone
Maintaining productivity
Handling problems
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Preparing to polish
gemstone
To be competent, the user/ individual on the job must be able to:
PC1. match the stone type, weight, number as mentioned on the bag with
gemstone received from supervisor
PC2. check shape, size and facet or cabochon of stone for polishing as per job
sheet for symmetry and colour defects and potential problems in polishing
process
PC3. understand the type of stone to be polished such as soft or hard,
transparent or translucent or opaque
PC4. level the scaife or faceting mill
PC5. set the correct pressure on water jet to reduce adverse effect of
overheating of stone, such as change of colour or breakage
Polishing gemstone PC6. ensure that no window is seen on the surface of the stone and facets are
polished completely
PC7. achieve appropriate angle- indexing
PC8. use correct lap, powder and buff
PC9. calibrate the gemstone
PC10. achieve maximum number of QC approved polished gemstones
Maintaining productivity PC11. deliver the number of stones polished per day against target given
PC12. achieve scratch-less facets or cabochon with brilliance level as defined in
job sheet
PC13. maintain stone loss within prescribed limits, particularly, in precious
stones
Handling problems PC14. deliver polished stone in time by reporting problems faced or anticipated
well in advanced
Knowledge and Understanding (K)
A. Organizational
Context
(knowledge of the
The user/individual on the job needs to know and understand:
KA1. company’s policies on: acceptable limits of stone loss, incentives, delivery
standards, safety and hazards, integrity and personnel management

company/organisation
and its process)
KA2. non-disclosure of “confidential information” provided by the company
either orally or in writing marked as confidential
KA3. liability arising out of loss, theft or inadvertent disclosure of confidential
information
KA4. work flow involved in gemstone processing of company
KA5. importance of the individual’s role in the workflow
KA6. reporting structure
B. Technical Knowledge The user/individual on the job needs to know and understand:
KB1. the process of faceting
KB2. the machines and tools used in the faceting operation such as faceting
mill, various types of suitable scaife, angle indexing tool to polish the
stone
KB3. how to level the scaife or faceting mill
KB4. permitted level of stone loss
KB5. basic gemology and properties of different types of stones
KB6. different types of stones such as precious, semi-precious, synthetic
KB7. market value of stone to understand the rationale for different acceptable
levels of stone loss
KB8. origin of the stone, i.e., which mine, particularly, precious stones to read
the softness/ hardness as developed from precedence of use
KB9. assess the angle indexing required
KB10. maintain symmetry of facets while polishing the stone
KB11. angle-indexing on polishing machine for achieving maximum clarity and
brilliance in polished stone
Skills (S)
A. Core Skills/ Generic
Skills
Writing Skills
The user/ individual on the job needs to know and understand how to:
SA1. prepare status and progress reports
SA2. fill the requisition slip for ordering tools and consumables
SA3. report stone losses via documentation as per company policy
Reading Skills
SA4. read height, weight, dimensions of the stones facets as given on job
sheets
SA5. read company rules and compliance documents required to complete the
work
Oral Communication (Listening and Speaking skills)
SA6. receive instructions and materials from reporting supervisor
SA7. give feedback to supervisor or facet maker on any specific stone handling
requirement
SA8. discuss task lists, schedules, and work-loads with co-worke SA9. share work load when multiple deliverables are required

B. Professional Skills Decision Making
The user/ individual on the job needs to know and understand how to:
SB1. decide the selection of buffing plate to be used for the stone type such as
cloth, wool, and wood according to the stone hardness and color changing
properties
Plan and Organize
SB2. plan and organize required toolkit at the work bench for effective work
management
Customer Centricity
N.A.
Problem Solving
SB3. deliver the stone to next work process on time
Analytical Thinking
SB4. improve work processes for greater productivity
SB5. assess the angles at which the doped stones have to be polished to
achieve the brilliance and colour
Critical Thinking
SB6. anticipate process disruption and reasons for delay

Unit Code G&J/N6704
Unit Title
(Task) Polish the girdle of faceted gemstone
Description This OS unit is about providing final finish to the girdle of the gemstone by
polishing
Scope This unit/task covers the following:
Preparing for girdle polishing of gemstone
Polishing girdle of gemstone
Maintaining productivity
Handling problems
Performance Criteria(PC) w.r.t. the Scope
Element Performance Criteria
Preparing for girdle
polishing of gemstone
To be competent, the user/individual on the job must be able to:
PC1. receive bag of faceted gemstones and instructions from supervisor
PC2. match the stone type, weight and number as mentioned on the bag
PC3. check shape, size and facet of stone for polishing as per job sheet for
symmetry and colour defects and potential problems in polishing process
PC4. understand the type of stone to be polished such as soft or hard,
transparent or translucent or opaque
PC5. carry out girdle polishing within permitted level of stone loss
PC6. use water jet to reduce adverse effect of overheating of stone, such as
change of colour or breakage
Polishing girdle of
gemstone
PC7. bring out the sharpness of the edges of girdle clearly
PC8. maintain shape and size of the faceted stone
PC9. calibrate the shape and size of girdle to be achieved
PC10. avoid damage to facets that were previously created
PC11. select correct angle for girdle polishing
PC12. achieve sparkle or shine or finish as per job sheet or plan
PC13. ensure accurate use of angle-indexing
PC14. use correct lap, powder and buff
PC15. achieve accurate calibration
PC16. achieve maximum number of QC approved girdle polished gemstones
Maintaining productivity PC17. achieve the number of girdles polished per day against target given
PC18. deliver scratch-less facets with brilliance level as per job sheet
PC19. maintain, stone loss within prescribed limits, particularly, in precious
stones
Handling problems PC20. deliver polished stone in time by reporting problems faced or anticipated
well in advanced
Knowledge and Understanding (K)
A. Organizational
Context
The user/individual on the job needs to know and understand:

(knowledge of the
company/organisation
and its process)
KA1. company’s policies on: acceptable limits of stone loss, incentives, delivery
standards, safety and hazards, integrity and personnel management
KA2. non-disclosure of “confidential information” provided by the company
either orally or in writing marked as confidential
KA3. liability arising out of loss, theft or inadvertent disclosure of confidential
information
KA4. work flow involved in gemstone processing of company
KA5. importance of the individual’s role in the workflow
KA6. reporting structure
B. Technical Knowledge The user/individual on the job needs to know and understand:
KB1. the process of girdle faceting
KB2. angle-indexing on polishing machine for achieving maximum clarity and
brilliance in girdle of stone
KB3. how the polishing mill works
KB4. different types of laps available in terms of material such as diamond or
steel or the grits
KB5. use different types of buff for different stone types such as wool, wood,
and leather and buffing powders such as chrome oxide
KB6. use water jet to keep the stone cool
KB7. basic gemology and properties of different stones
KB8. different types of stones such as precious, semi-precious, synthetic
KB9. market value of stone to understand the rationale for different acceptable
levels of stone loss
KB10. origin of the stone, i.e., which mine, particularly, precious stones to read
the softness/ hardness as developed from precedence of use
KB11. how to work in a safe environment, i.e., without injuries
Skills (S)
A. Core Skills/ Generic
Skills
Writing Skills
The user/ individual on the job needs to know and understand how to:
SA1. document the damage to the stone during polishing
SA2. report stone losses via documentation as per company policy
Reading Skills
SA3. convert the stone plan on job sheet to a brilliant stone using polishing mill
SA4. spot difficulties with respect to practicality of plan or facets created
Oral Communication (Listening and Speaking skills)

SA5. receive instructions and materials from supervisor
SA6. give feedback to supervisor or facet maker on any specific stone handling
requirement
SA7. report any incidents of high stone loss
SA8. discuss task lists, schedules, and work-loads with co-workers
SA9. share work load when multiple deliverables are required
B. Professional Skills Decision Making
The user/ individual on the job needs to know and understand how to:
SB1. make decisions pertaining to the selection of laps and the compounds to
be used as per standard operating procedure
Plan and Organize
SB2. plan and organize the girdle polishing process to achieve fine polish
Customer Centricity
N.A.
Problem Solving
SB3. reduce stone loss within company limits
SB4. resolve issues in polishing to deliver polished stone as per schedule
Analytical Thinking
SB5. assess the angles at which the girdle of doped stones has to be polished to
achieve the brilliance and colour
SB6. improve work processes for greater productivity
Critical Thinking
SB7. spot process disruption and reasons for delay

Criteria For Assessment Of Trainees

Job Role Gemstone Polisher
Qualification Pack G&J/Q6706
Sector Skill Council Gem & Jewellery
Guidelines for Assessment

  1. Criteria for assessment for each Qualification Pack will be created by the Sector Skill Council. Each Performance
    Criteria (PC) will be assigned marks proportional to its importance in NOS. SSC will also lay down proportion of
    marks for Theory and Skills Practical for each PC.
  2. The assessment for the theory part will be based on knowledge bank of questions created by the SSC.
  3. Assessment will be conducted for all compulsory NOS, and where applicable, on the selected elective/option
    NOS/set of NOS.
  4. Individual assessment agencies will create unique question papers for theory part for each candidate at each
    examination/training center (as per assessment criteria below).
  5. Individual assessment agencies will create unique evaluations for skill practical for every student at each
    examination/training center based on this criterion.
  6. To pass the Qualification Pack, every trainee should score a minimum of 50% of aggregate marks to successfully
    clear the assessment.
  7. In case of unsuccessful completion, the trainee may seek reassessment on the Qualification Pack.