#5 - GIA Cut Grade System - Diamond Buying Education Series Video Clips. Duration : 2.02 Mins.
www.intagems.com The Gemological Institute of America (GIA) has developed a cut grade system to maintain consistency for judging diamond quality. This is #5 of a series of diamond education guide videos by INTA Gems & Diamonds. View all of our videos tutorials in sequence or choose...
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