What are the 5 Cs in a Diamond?

EVERYTHING YOU NEED TO KNOW ABOUT DIAMONDS. To establish a diamond's quality, you must understand the Four C's — Cut, Color, Clarity and Carat. The overall combination of these is what determines the value and beauty of a diamond. SHAPES & STYLES. read more

The 5 Cs of Diamonds . Certification. It is crucial when choosing a diamond to review the diamond certificate, referred to by diamond grading laboratories as a grading report. Carat. Diamonds are always measured in carat weight. One carat is the equivalent of 1/5 of a gram. read more

Established in 1931 and recognized as one of the world’s foremost authorities in diamond grading, GIA developed the Four C’s and the International Diamond Grading System, the standard used around the globe. read more