Celebrities wearing black diamond jewelry are fueling the rise in popularity of this unusual stone. The Most Expensive Black Diamond in the World It's difficult to ascertain what the most ...

It was a period that, for Black jewelry designers, became a bittersweet opportunity: A host of initiatives, curations and programs from brands like the Natural Diamond Council, Sotheby’s and De ...

Last week at Sotheby’s Dubai, a 555.55 carat black diamond called “The Enigma” was unveiled and it will become the largest faceted diamond of any kind to appear at auction when it goes under ...