The ultimate defense against diamond deception, the GIA iD100^® can accurately identify a diamond as natural in under two seconds. Test for a simple "Pass" result for natural diamonds or "Refer" result if further testing is needed.

New Gift with Purchase

With the GIA iD100, you will also receive five free submissions for iD100 Refer™ testing at a U.S. GIA laboratory if you receive a "Refer" result.

The new iD100 Refer™ service provides advanced testing by our experts to help you determine if a diamond is natural so you can move forward with confidence.

Leverage the power of GIA to protect your customers and your business.

Restrictions apply. See here for full details.

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