GIA Facetware^®

Estimate a cut grade for standard round brilliant cut diamonds in the D-to-Z color range and Flawless-to-I3 clarity range. Use Facetware to access GIA's database of more than 38.5 million proportion sets.
Facetware is only available in English.

You must create new login credentials to access the new Facetware. To create your new username and password, click on 'Register' above.