The largest white diamond to ever come up for auction has been sold for 21,681,000 CHF ($21.9 million) at Christie's in Geneva. The 228.31-carat, pear-shaped gemstone -- dubbed "The Rock" -- ...

The largest white diamond to ever come up for auction has been sold for 21,681,000 CHF ($21.9 million) at Christie’s in Geneva. The 228.31-carat, pear-shaped gemstone – dubbed “The Rock” – originated ...

A pear-shaped diamond that appears to be wider than a human thumb is going up for auction — and it’s projected to be worth tens of millions of dollars. The 228.31-carat diamond, which has been ...

The largest white diamond ever auctioned will go under the hammer in Geneva this week, part of a sale by Christie’s that features two stones weighing more than 200 carats each. “The Rock”, a 228.31 ...

A 228.31-carat white diamond, simply known as “The Rock,” will be offered at a Christie's auction in Geneva in May, with a presale estimate between US$20 million and US$30 million. Graded by the ...

The largest-ever white diamond is being sold at auction, but you'll need to open your wallet. Christie's, the art and luxury business renowned for its auctions, announced that an "exceptionally rare" ...