The 4C's of Diamond Grading

Presented here are four videos produced by the Gomological Institute of America (GIA), one for each of the "4C's" of gemstone grading: Cut, Clarity, Color and Carat weight:

Color

(no viral, no end video)


Clarity

(no viral, no end video)


Cut

(no viral, no end video)


Carat Weight

(no viral, no end video)



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