• Detection of synthetic/laboratory-grown/laboratory-created gems (diamond, emerald, amethyst, sapphire, ruby, alexandrite)
  • Detection of infilling and impregnation (jade, sapphire, ruby)
  • Diamond typing
  • High definition scanning of the cut of diamonds

Simply put, we answer the following questions:

  • What gem is this? Is it a ruby, a garnet, etc.?
  • Is this gem natural or has it been produced in a laboratory or is it only an imitation? Is it a natural sapphire, a synthetic sapphire, glass?
  • Has the gem been subjected to treatments? Is its color natural or has it been altered, etc.?


Mobile service offered for some services, hence at your premises (Montreal metro):

  • Synthetic diamond screening
  • Basic techniques identification

For the jeweler, the lapidary, the wholesaler

  • Is the gem returned to you the same as the one you sent or left on consignment/memo?
  • Does your supplier maintain the quality level through successive shipments?
  • Are you in position to adequately inform your client about the nature of the stone she is buying?
  • A client brings a stone to be set and you wish to ascertain its nature?

For the gemmologist

  • The techniques available to you do not allow you to complete the required analysis (ex. Is that tourmaline copper bearing?)
  • Do you suspect a synthetic stone or a treatment and wish to have a second opinion based upon advanced methods (ex. Is that jadeite cabochon impregnated?)

For the consummer

  • Does the gem you received correspond to the one you ordered online?
  • Does the certificate supplied belong with the stone associated with it?
  • Is the stone returned to you the same one you sent or left on consignment?

Technologies in use at the lab

  • Standard instruments (microscope, refractometer, ultra-violet lighting, analytyical balance, polariscope, etc.)
  • Spectrophotometers UV-Vis-NIR, FTIR, photoluminescence
  • High definition diamond cut measuring instrument
  • Testers and other diamonds screening instruments

To contact us