Experts call it "the most vivid pink diamond" ever put for sale — and it's expected to ... I have ever seen," said Quig Bruning, Head of Jewelry, according to Sotheby's Instagram page.

From sparkling multi-million-dollar diamonds to custom designs, here are the most expensive diamond rings in the world that ...

A rare pink diamond has sold for HK$453.2 million (US$57.7 million) in Hong Kong, setting a record for price per carat paid at auction for any diamond or gemstone, according to Sotheby’s auction ...

An extremely rare pink diamond necklace by Cartier sold for £190,000 at Tennants Auctioneers in North Yorkshire.

A rare Russian pink diamond called the ‘ Spirit of the Rose ’ has set the new world record for the most expensive purple-pink diamond ever sold. The 14.83 carat diamond was auctioned for a ...

A rare pink diamond necklace has sold for £190,000 at auction. The necklace, signed and numbered by Cartier and featuring an 8.62-carat diamond, was sold at Yorkshire-based Tennants Auctioneers' Fine ...