O*NET Career Intelligence

Gem and Diamond Workers

SOC 51-9071.06

Fabricate, finish, or evaluate the quality of gems and diamonds used in jewelry or industrial tools.

Zone 3 Production

Skills

Knowledge

Job Zone

Green

Top Skills 8

Quality Control Analysis

3.4

Active Listening

3.1

Speaking

3.1

Critical Thinking

3.0

Monitoring

3.0

Reading Comprehension

2.9

Judgment and Decision Making

2.9

Mathematics

2.8

Knowledge Areas 8

Customer and Personal Service

3.6

Production and Processing

3.2

English Language

3.0

Mathematics

3.0

Sales and Marketing

3.0

Administration and Management

2.8

Education and Training

2.7

Economics and Accounting

2.4

Key Tasks

1Examine gems during processing to ensure accuracy of angles and positions of cuts or bores, using magnifying glasses, loupes, or shadowgraphs.

2Assign polish, symmetry, and clarity grades to stones, according to established grading systems.

3Estimate wholesale and retail value of gems, following pricing guides, market fluctuations, and other relevant economic factors.

4Examine gem surfaces and internal structures, using polariscopes, refractometers, microscopes, and other optical instruments, to differentiate between stones, to identify rare specimens, or to detect flaws, defects, or peculiarities affecting gem values.

5Identify and document stones' clarity characteristics, using plot diagrams.

Also Known As

Bench Jeweler Brilliandeer Lopper Diamond Assorter Diamond Cleaner Diamond Cleaver Diamond Cutter Diamond Die Driller Diamond Die Polisher Diamond Driller Diamond Grader