Diamond Colour Chart and Grades

Diamond Color Chart: The Official GIA Color Scale

Lab-Grown Diamond Color: The Ultimate Guide

Everything You Need to Know About the DMC Color Chart for Diamond Painting

Specialist checks diamond quality. Diamond color grading with master stones. Gemstone laboratory. Diamond or gem grading and valuation. Close-up

Did you know: GIA created the 4Cs of diamond quality, the universal standard for assessing diamond value. Diamond color grading of most gem-quality colorless diamonds is based on the absence of color. A truly colorless diamond has no hue, and therefore a higher value. The scale begins with the letter D, representing colorless, and continues, with increasing presence of color, to the letter Z. Let GIA help guide you through the D-to-Z diamond color-grading scale with this quick video! | 4Cs of Di

Sarine automated 4c diamond grading