Diamond School

Laboratory Testing and Identification

The American Institute of Diamond Cutting is equiped to offer professional opinions based on laboratory testing and experienced observations on the following subjects:

  • Rough diamonds that may or may not be natural
  • Rough diamonds that may have been treated to imitate fancy colors
  • Finished diamonds that are natural or synthetic
  • Color concentrations in both rough and finished
  • Color bands that can be utilized to create fancy colors
  • Cutting and polishing procedures to enhance face up color
  • Reducing face up yellow colors by re-proportioning the finished diamond
    • Fluorescence in rough diamonds
    Identifying fancy colored diamonds

    Numerous other laboratory services are available at the Institute, Please call or email at the following: