Auction house Sotheby's unveiled a set of rare diamonds valued at $100 million in an exhibition center in Abu Dhabi on ...

IN A TWIST of geological poetry, Rio Tinto’s Diavik Diamond Mine in Canada’s remote Northwest Territories has delivered one ...

Laid out like an orchestra in a quiet gallery room, 40 colorful gems have one of the planet’s most distinguished conductors: a red diamond, 2.33 of the rarest carats in the world, shining like ...

The Mediterranean Blue is a vivid blue diamond ring weighing more than ten carats. And the stone is classified as a type IIb, a rare rank which only 0.5 per cent of the world's diamonds fit into.

Estimated at approximately $20 million, the diamond is one of the rarest in the world, classified as Type IIb—a category representing less than 0.5% of all diamonds. Sotheby’s, which will ...

The extremely rare gem, which has a VS2 ... The stone is also classified as a Type IIb, a designation that includes less than 0.5 percent of all diamonds. The diamond was unearthed from the ...

"The Mediterranean Blue" will be auctioned by Sotheby’s this Spring in Geneva with a classification representing less than 0.5% of all diamonds.

Better still: The stone is also classified as a Type IIb ... represents one of nature’s rarest gems,” Quig Bruning, Sotheby’s head of jewelry, Americas and EMEA, said in a press statement. “Any vivid ...