Since the 1940s, when the Gemological Institute of America (G.I.A.) introduced the 4C’s (color, clarity, cut and carat) as the standard to grade and price diamonds, consumers have been trained to ...

Before starting the process of buying a diamond, it’s crucial to have a clear understanding of the 4Cs. Each of the 4Cs—cut, color, clarity, and carat—are characteristics that will help you ...

A diamond can have gorgeous color, flawless clarity, and a large carat weight, but still be unattractive and undesirable—which is why cut is the most important component of the 4Cs. Ahead ...