NEW YORK – A "perfect" 100-carat diamond in a classic emerald cut sold for just over $22 million at auction on Tuesday. The internally flawless D color stone is the only classic emerald-cut white ...

The 100-carat Emerald-cut perfect diamond joins five similarly rare stones in auction history. (Photo courtesy Sotheby’s) Today, Sotheby’s announced that a rare Emerald-cut 100.2-carat perfect diamond ...

Debuting in the world of diamonds could be intimidating for newbies. Shiny valuable stones in various sizes and shapes like round, oval, princess, pear, emerald, cushion with confusing terminologies ...