Sotheby’s

Reality TV star Kim Kardashian placed the winning bid at Sotheby’s London for the Attallah Cross, a piece of jewelry favored by Princess Diana. The item, a one-off private commission created by [...]

An amethyst and diamond pendant worn by Princess Diana to several events will lead the upcoming Royal and Noble sale at Sotheby’s, where it is expected to fetch up to GBP 120,000 ($145,670). [...]

Sotheby’s will offer a yellow diamond weighing more than 300 carats at its upcoming New York auction, where it is expected to bring in more than $15 million. The pear-shaped, 303.10-carat, [...]

Sotheby’s will offer a set of unmounted pear-shaped diamonds for up to HKD 55 million ($7 million) at its jewelry sale in Hong Kong next month. The 31.46- and 30-carat, D-flawless stones will be [...]

The De Beers Blue is probably one of a select group of rare diamonds originating in the deepest parts of the earth, according to researchers at the Gemological Institute of America (GIA). The [...]

One of the purest pink diamonds in history will go under the hammer at Sotheby’s later this year, carrying a presale estimate of HKD 170 million ($21 million). The cushion-cut, 11.15-carat, [...]

A private collector in Asia paid $13 million for a pear-shaped stone at the most recent Sotheby’s New York sale, renaming it the Claire G diamond, after his wife. The 101.41-carat, D-color, [...]

A record blue diamond co-owned by De Beers far outstripped its presale estimate in a stand-alone sale at Sotheby’s in Hong Kong, garnering HKD 450.9 million ($57.5 million). The step-cut, [...]

Sotheby’s has sold the Enigma, a fancy-black diamond weighing 555.55 carats, to cryptocurrency entrepreneur Richard Heart for GBP 3.2 million ($4.3 million). The auction house offered the stone [...]

Sotheby’s will allow buyers to pay in Bitcoin or Ether for all items at its upcoming Hong Kong auction, following a successful experiment with cryptocurrency earlier this summer. A Harry Winston [...]