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 ...

The anniversary of the Ashoka cut and publication of a new book are causes for celebration at William Goldberg Diamonds.

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 ...