If 'The Golconda Blue' went to auction it would have been the largest fancy vivid blue diamond to have been presented at a ...

A 10-carat blue diamond which could fetch $20 million when it goes under the hammer later this month was presented by auction ...

the Golconda Blue is truly one of the rarest blue diamonds in the world.” By comparison, the 35.56-carat fancy deep grayish-blue Wittelsbach sold for $24.3 million in 2008, the 76.02-carat D ...

Christie’s is getting ready to present The Golconda Blue, the largest Fancy Vivid Blue Diamond ever to be offered at auction. Weighing 23.24 carats, this gemstone will headline Christie’s ...

GLOBAL – Christie’s is proud to present The Golconda Blue—the largest Fancy Vivid Blue Diamond ever to be offered at auction. Weighing an extraordinary 23.24 carats, this superb historic ...

The cushion-shaped piece, known as the "Mediterranean Blue Diamond," was mined in South Africa and displayed a rare colour that qualified as fancy vivid blue, Sotheby's said. "The market for ...