De Beers launched its largest diamond campaign in a decade to promote "Desert Diamonds," natural colored stones, emphasizing ...

An impeccable diamond coming up for auction takes pretty in pink to an entirely new level. The Eternal Pink Diamond, a 10.57-carat jewel, was fashioned from a 23.78-carat rough stone discovered in ...

Feb. 16 (UPI) --A 15.1-carat blue diamond is expected to fetch at least $48 million when it goes to auction in April in Hong Kong, Sotheby's announced Wednesday. Known as the De Beers Cullinan Blue, ...

Smithsonian curator, Gabriela Farfan, unpacks the rarity, history and significance of the Winston Red, one of world’s most ...

A rare blue diamond set in a ring sold for $43.8 million at a Christie's auction in Geneva. Christie's said that the 17.61-carat diamond, the Bleu Royal, is among the rarest to exist. The Gemological ...

An exceptionally rare, 14.83-carat “fancy vivid purple-pink internally flawless” diamond is expected to fetch up to $38 million at a Sotheby’s auction next month, the auction house said Monday. The ...

In Geneva, sales at the three auction houses totaled $145,934,377, including $77,703,074 at Christie’s Magnificent Jewels; $46,531,921 at Sotheby’s Magnificent and Noble Jewels; and $21,699,382 at ...

Washington, D.C. (7News) — Washington, D.C. (7News) -- Gabriela Farfan, Coralyn Whitney Curator of Gems and Minerals at the Smithsonian National Museum of Natural History joined Good Morning ...

Jennifer Lopez and Ben Affleck marked their engagement with a gorgeous token — a green diamond ring. The music icon once wrote in her On the JLo newsletter that the color is particularly symbolic. "I ...

A pink diamond of "unparalleled color and brightness" is expected to fetch over $35 million when it goes on sale in New York, auction house Sotheby's announced Wednesday. Weighing 10.57 carats and ...

A rare pink diamond is expected to fetch tens of millions of dollars in a global auction. Asia Sotherby's auction house displayed a 14.8 carat flawless diamond worth between $23 million and $38 ...

Two diamond experts talk to PEOPLE about the gem at the center of the star's engagement ring: "The rarity of a natural green diamond cannot be overstated" Jennifer Lopez and Ben Affleck marked their ...