Gem and Diamond Workers

Description

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

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.
  • 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 in order 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.
  • Locate and mark drilling or cutting positions on stones or dies, using diamond chips and power hand tools.
  • Place stones in clamps on polishing machines, and polish facets of stones, using felt-covered or canvas-covered polishing wheels and polishing compounds such as tripoli and rouge.
  • Lap girdles on rough diamonds, using diamond girdling lathes.
  • 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.
  • Split gems along pre-marked lines in order to remove imperfections, using blades and jewelers' hammers.
  • Regulate the speed of revolutions and reciprocating actions of drilling mechanisms.
  • Replace, true, and sharpen blades, drills, and plates.
  • Secure stones in metal mountings, using solder.
  • Dismantle lapping, boring, cutting, polishing, and shaping equipment and machinery in order to clean and lubricate it.
  • Regrind drill points, and advance drill cutting points according to specifications for channel depths and shapes.

Knowledge

Food Production
Knowledge of techniques and equipment for planting, growing, and harvesting food products (both plant and animal) for consumption, including storage/handling techniques.
Biology
Knowledge of plant and animal organisms, their tissues, cells, functions, interdependencies, and interactions with each other and the environment.

Skills

Installation
Installing equipment, machines, wiring, or programs to meet specifications.
Programming
Writing computer programs for various purposes.

Abilities

Speed of Limb Movement
The ability to quickly move the arms and legs.
Trunk Strength
The ability to use your abdominal and lower back muscles to support part of the body repeatedly or continuously over time without 'giving out' or fatiguing.
Night Vision
The ability to see under low light conditions.
Explosive Strength
The ability to use short bursts of muscle force to propel oneself (as in jumping or sprinting), or to throw an object.
Dynamic Strength
The ability to exert muscle force repeatedly or continuously over time. This involves muscular endurance and resistance to muscle fatigue.
Extent Flexibility
The ability to bend, stretch, twist, or reach with your body, arms, and/or legs.
Gross Body Equilibrium
The ability to keep or regain your body balance or stay upright when in an unstable position.
Gross Body Coordination
The ability to coordinate the movement of your arms, legs, and torso together when the whole body is in motion.
Dynamic Flexibility
The ability to quickly and repeatedly bend, stretch, twist, or reach out with your body, arms, and/or legs.
Stamina
The ability to exert yourself physically over long periods of time without getting winded or out of breath.

Interests

Realistic
Realistic occupations frequently involve work activities that include practical, hands-on problems and solutions. They often deal with plants, animals, and real-world materials like wood, tools, and machinery. Many of the occupations require working outside, and do not involve a lot of paperwork or working closely with others.
Investigative
Investigative occupations frequently involve working with ideas, and require an extensive amount of thinking. These occupations can involve searching for facts and figuring out problems mentally.
Conventional
Conventional occupations frequently involve following set procedures and routines. These occupations can include working with data and details more than with ideas. Usually there is a clear line of authority to follow.
Enterprising
Enterprising occupations frequently involve starting up and carrying out projects. These occupations can involve leading people and making many decisions. Sometimes they require risk taking and often deal with business.
Artistic
Artistic occupations frequently involve working with forms, designs and patterns. They often require self-expression and the work can be done without following a clear set of rules.
Social
Social occupations frequently involve working with, communicating with, and teaching people. These occupations often involve helping or providing service to others.

Work Style

Integrity
Job requires being honest and ethical.
Attention to Detail
Job requires being careful about detail and thorough in completing work tasks.
Dependability
Job requires being reliable, responsible, and dependable, and fulfilling obligations.
Persistence
Job requires persistence in the face of obstacles.
Independence
Job requires developing one's own ways of doing things, guiding oneself with little or no supervision, and depending on oneself to get things done.
Cooperation
Job requires being pleasant with others on the job and displaying a good-natured, cooperative attitude.
Achievement/Effort
Job requires establishing and maintaining personally challenging achievement goals and exerting effort toward mastering tasks.
Stress Tolerance
Job requires accepting criticism and dealing calmly and effectively with high stress situations.
Initiative
Job requires a willingness to take on responsibilities and challenges.
Analytical Thinking
Job requires analyzing information and using logic to address work-related issues and problems.

Work Values

Support
Occupations that satisfy this work value offer supportive management that stands behind employees. Corresponding needs are Company Policies, Supervision: Human Relations and Supervision: Technical.
Independence
Occupations that satisfy this work value allow employees to work on their own and make decisions. Corresponding needs are Creativity, Responsibility and Autonomy.
Working Conditions
Occupations that satisfy this work value offer job security and good working conditions. Corresponding needs are Activity, Compensation, Independence, Security, Variety and Working Conditions.
Recognition
Occupations that satisfy this work value offer advancement, potential for leadership, and are often considered prestigious. Corresponding needs are Advancement, Authority, Recognition and Social Status.
Relationships
Occupations that satisfy this work value allow employees to provide service to others and work with co-workers in a friendly non-competitive environment. Corresponding needs are Co-workers, Moral Values and Social Service.
Achievement
Occupations that satisfy this work value are results oriented and allow employees to use their strongest abilities, giving them a feeling of accomplishment. Corresponding needs are Ability Utilization and Achievement.

Lay Titles

Bench Jeweler
Brilliandeer Lopper
Diamond Assorter
Diamond Cleaner
Diamond Cleaver
Diamond Cutter
Diamond Die Driller
Diamond Die Polisher
Diamond Driller
Diamond Grader
Diamond Mounter
Diamond Picker
Diamond Polisher
Diamond Sawer
Diamond Selector
Diamond Setter
Diamond Setter Apprentice
Diamond Sizer and Grader
Diamond Sorter
Facetor
Gem Carver
Gem Cutter
Gem Expert
Gem Stone Cutter
Gemologist
Girdler
Jewel Bearing Maker
Jewel Blocker and Sawyer
Jewel Sawyer
Jewel Setter
Jeweler
Jewelry Cutter
Jewelry Designer
Lapidarist
Lapidary
Lapidary Apprentice
Lathe Operator
Oliving Machine Operator
Pearl Cutter
Pearl Peller
Pearl Restorer
Phonograph Needle Tip Maker
Quality Control Specialist
Sapphire Stylus Grinder
Spotter
Stone Setter Apprentice

National Wages and Employment Info

Median Wages (2008):
$16.99 hourly, $35,350 annual.
Employment (2008):
22,060 employees