It is perhaps the most famous jewel in the world, a deep steely-blue diamond ...

Messika is preparing to reveal a necklace with the 20,46-carat Okavango Blue at Couture Week, July 6 in Paris.

Blue diamonds are among the most rare and valuable gems on Earth, but up until now, scientists knew very little about them. The most famous blue diamond is the Hope Diamond, which was discovered in ...

PARIS — The reason the center stones of the four-piece high jewelry set unveiled Tuesday by Parisian house Fred are poised to make a splash isn’t their hue. It’s because these fancy vivid ...

Blue diamonds shine with a particular allure within the cultural zeitgeist. From Titanic’s fictional “Heart of the Ocean” to the real-life, possibly cursed Hope Diamond, these hued gems have captured ...

Blue diamonds, among the rarest gems on Earth, are born deep inside the planet’s mantle. Yet their blue hue comes from boron, an element far more abundant in Earth’s crust than its mantle. Using tiny ...

"This is the most famous blue diamond that's coming up for sale for the first time ever in over 100 years." :: The boron in this diamond gives it its blue color and also makes it electro-conductive ...

Diamonds have a lot going on. Besides their sought-after clarity, extreme hardness, and entanglement in civil wars, diamonds tell unique geologic stories. Contrary to the convenient idea that they are ...

Sotheby’s and Christie’s will auction a strong collection of rare and important gemstones in New York just in time for the holidays, with both featuring a blue diamond ring as the top lot. On Dec. 4, ...

Sotheby’s said Thursday it will offer a group of eight Fancy blue diamonds that will be sold across its Magnificent Jewels auctions in New York, Geneva and Hong Kong beginning in November through the ...

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