GIA 4c’s OF DIAMOND GRADING

Learn the 4c’s (Color, Clarity, Cut, and Carat Weight) of Diamond valuation with the Interactive Diamond Grading Widget brought to you courtesy of the Gemological Institute of America (GIA). The most trusted Gemological Institute in the world. On the forefront of major laboratory technological discoveries and advances, as well as the driving force between streamlined assessments and descriptions within the industry.