Gem Lab

Complete Gem Laboratory-Gem And Jewelry Appraisal Services maintains a very well equipped gemological laboratory, which enables us to properly identify and grade gemstones, and treatments .  Some gemstones may require more sophisticated and specialized testing, Gem And Jewelry Appraisal Services can handle most challenges presented to the lab.

We routinely use the following gemological equipment:

  • Gemological Binocular Darkfield Microscope
  • Hand Held Eye loupe
  • Electronic Scale, measuring to 0.000 carat
  • Electronic  Scale, measuring to 0.000 gram
  • Fiber Optic Lighting
  • GIA  Gem Diamond Lite
  • Electronic Gold and Platinum Tester as well as testing acids
  • Spectrascopes, Calcite and Diffraction Grade
  • Refractometer
  • Polariscopes
  • Long & Short Wave Ultraviolet Lamp with Dark Box
  • Gem Dialogue Color Comparison Charts
  • Gem Light Box
  • Electronic Diamond Tester
  • GEM Diamond Proportion Analyzer
  • Master set of color grading Diamonds
  • Gem-e-Wizard Colored Gemstone Grading System
  • Leverage Gages
  • Dichroscope
  • Chelsea Color filter
  • Hanneman Filter
  • Hearts and Arrows Viewer
  • Ultrasonic Cleaners, Steam Cleaner
  • Digital Camera
  • Comprehensive Gemological Library
  • Gemological  Portable Lab