Add Yahoo as a preferred source to see more of our stories on Google. A pink diamond closed at auction for $57.73 million in Hong Kong Friday night, the most expensive diamond per carat ever sold. The ...

A pink diamond has been sold for a record-breaking price per carat in Hong Kong. The 11.15-carat Williamson Pink Star was purchased for $57.7 million during a Sotheby’s Hong Kong auction on Oct. 7, ...

A flawless fancy vivid purplish pink diamond will be auctioned in June for US$35 million, or US$3.3 million per carat, the highest price per carat placed on any diamond or gemstone prior to its sale, ...

A rare 11.15-carat pink diamond was sold for $49.9 million in Hong Kong on Friday. The sale set a world record for the highest price per carat for a diamond sold at auction, according to Sotheby’s.

The high-value paddles were out in full force at the Christie’s Magnificent Jewels sale in Geneva this week, where the largest white diamond ever sold at auction hammered in for $21,894,082. The ...

A pink diamond closed at auction for $57.73 million in Hong Kong Friday night, the most expensive diamond per carat ever sold. The 11.15-carat Williamson Pink Star diamond sold at a Sotheby’s auction.