GIA iD100® Gem Testing Device

GIA iD100™ Gem Testing Device

With the growing availability of laboratory-grown diamonds in the marketplace, full disclosure and confidence in knowing what you are buying is now more important than ever. GIA has developed a sophisticated and easy-to-operate desktop instrument to screen for these stones.As of September 2019, the device’s standard capabilities include blue-to-green and brown diamond identification.

The GIA iD100® combines advanced spectroscopic technology with GIA’s 60 years of diamond and gemstone identification research to distinguish natural diamonds from laboratory-grown (HPHT and CVD) diamonds and diamond simulants.


Patent Pending. GIA Item Number: 220000.
Patent Pending. GIA Item Number: 220000.

List Price: US $5,495.00


  • Colourless to near-colourless diamond identification
    • NEW: Blue-to-green and brown diamond identification now included
  • Automatic identification with results in <2 seconds
  • Easy reading result with audio: Pass or Refer for further testing
  • Tests both mounted and loose diamonds of 0.9 mm or greater in diameter (approx. 0.005 carat)

Note: The device does not detect treatments


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List Price: US $249.00

The GIA iD100 Pink Diamond Software Upgrade is a software add-on to the device that utilises advanced spectroscopic technology, combined with GIA's pink diamond identification research, to distinguish natural pink diamonds from laboratory-grown (HPHT and CVD) diamonds, diamond simulants and natural diamonds whose pink colour is introduced by treatments involving irradiation and annealing.

Software is available to purchase as an add-on for current GIA iD100 owners or can be purchased and pre-installed when ordering a new device.


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