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 characteristics ...
A 101.41-carat D Color Internally Flawless pear-shaped diamond sold for more than $12.9 million at Sotheby’s New York Magnificent Jewels sale Thursday. The auction house says the result places the gem ...