How do they match: Gem and Diamond Workers

  • Gem and Diamond Workers

  • Diamond Sizer and Grader
  • Jewel Blocker and Sawyer

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

  • Examine physical characteristics of gemstones or precious metals.