Whilst color is one of the 4 C’s used to grade – and ultimately value – a diamond, it is a crucial categorization. For white diamonds, no color means higher value.

When shopping for a diamond, whether for an engagement ring or a piece of fine jewelry, you’ll quickly encounter the term Four Cs—Cut, Color, Clarity, and Carat Weight. These four ...

The 4Cs is a universal grading scale dating back to 1949 that focuses on the cut, color, clarity and carat weight of diamonds.

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 ...