Gem and Diamond Workers
Human Advantage 63%
Significant human skills needed
AI Automation Risk Moderate Risk
4.4 / 10
Some tasks in this role may be augmented by AI, but human oversight and interpersonal skills remain important.
Fabricate, finish, or evaluate the quality of gems and diamonds used in jewelry or industrial tools.
Also Known As: Brilliandeer, Brilliandeer Lopper, Clarity Expert, Diamond Assorter, Diamond Cleaner, Diamond Cleaver, Diamond Cutter, Diamond Die Driller +37 more
Core Tasks
- Examine gems during processing to ensure accuracy of angles and positions of cuts or bores, using magnifying glasses, loupes, or shadowgraphs.
- Assign polish, symmetry, and clarity grades to stones, according to established grading systems.
- Estimate wholesale and retail value of gems, following pricing guides, market fluctuations, and other relevant economic factors.
- Examine 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.
- Identify and document stones' clarity characteristics, using plot diagrams.
- Advise customers and others on the best use of gems to create attractive jewelry items.
Supplemental Tasks (8)
- Examine diamonds or gems to ascertain the shape, cut, and width of cut stones, or to select the cuts that will result in the biggest, best quality stones.
- Immerse stones in prescribed chemical solutions to determine specific gravities and key properties of gemstones or substitutes.
- Hold stones, gems, dies, or styluses against rotating plates, wheels, saws, or slitters to cut, shape, slit, grind, or polish them.
- Sort rough diamonds into categories based on shape, size, color, and quality.
- Secure gems or diamonds in holders, chucks, dops, lapidary sticks, or blocks for cutting, polishing, grinding, drilling, or shaping.
- Measure sizes of stones' bore holes and cuts to ensure adherence to specifications, using precision measuring instruments.
- Select shaping wheels for tasks, and mix and apply abrasives, bort, or polishing compounds.
- Dismantle lapping, boring, cutting, polishing, and shaping equipment and machinery to clean and lubricate it.
Education & Training
Job Zone 3 Job Zone Three: Medium Preparation Needed
Education: Most occupations in this zone require training in vocational schools, related on-the-job experience, or an associate's degree.
Experience: Previous work-related skill, knowledge, or experience is required for these occupations. For example, an electrician must have completed three or four years of apprenticeship or several years of vocational training, and often must have passed a licensing exam, in order to perform the job.
On-the-Job Training: Employees in these occupations usually need one or two years of training involving both on-the-job experience and informal training with experienced workers. A recognized apprenticeship program may be associated with these occupations.
Education Level Distribution
Percentage of workers in this occupation with each education level.
Technology & Tools
Software (7)
Tools & Equipment (56)
Where This Career Leads
Career progression organized by specialty track and experience level.
Production & Automation Advanced Manufacturing
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