How do they match: Gem and Diamond Workers

  • QC Specialist
  • Quality Control Specialist

  • 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.
  • Immerse stones in prescribed chemical solutions to determine specific gravities and key properties of gemstones or substitutes.
  • Measure sizes of stones' bore holes and cuts to ensure adherence to specifications, using precision measuring instruments.
  • Regrind drill points, and advance drill cutting points according to specifications for channel depths and shapes.

  • Measure dimensions of completed products or workpieces to verify conformance to specifications.
  • Select production equipment according to product specifications.