Mobile App for iPhone or Android

Estimate a cut grade for round brilliant cut diamonds in the D-to-Z color range and Flawless-to-I3 clarity range. Launch the app to access GIA’s database of more than 38.5 million proportion sets.

Click here to download (iPhone).
Click here to download (Android).

The Facetware App supports iOS 6, iOS 7 and Android 4.2, 4.3 and 4.4.


Android is a trademark of Google Inc. Apple, the Apple logo, iPhone and iPad are trademarks of Apple Inc., registered in the U.S. and other countries.

Facetware on your Desktop

You can always access Facetware right from your desktop!

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