The April 24 auction includes fancy colored diamonds; signed pieces from Cartier, Verdura and René Boivin; statement sapphires and emeralds; and items from the Art Deco period, the 1960s and 1970s.

If you gaze into the Winston Red Diamond long enough, it almost seems to burn. The 2.33-carat gem gleams a deep, saturated ...

While it may look like a blazing red ruby, the 2.33-carat Winston Red Diamond is just that—a diamond. One of the rarest ...

Behold: one of the rarest gems on Earth. This is the Winston Red, a mind-blowingly coveted and deeply mysterious “Fancy red ...

“We expect fancy diamonds to become ever more popular investments in the near future.” Alrosa auctions colored diamonds twice a year. Last September, its “True Colours” auction in Hong ...

"Aside from the enormous profit potential realized in Fancy Colored Diamonds, unlike transparent diamonds, color gives warmth and character. A certain diamond can fit in with consumers' personal ...

Hong Kong billionaire Joseph Lau paid a combined $77 million for two fancy colored diamonds at auctions in Geneva last month -- $48.4 million for a 12.03-carat vivid blue at Sotheby’s and $28.5 ...

Christie’s New York upcoming Magnificent Jewels auction is led by three fancy colored diamonds that the auction house has named “The Perfect Palette.” The diamonds are mounted onto ...