In the world of high jewelry, it doesn’t get much bigger—or pricier—than rare colored diamonds, and on Tuesday, Christie’s announced the sale of the Eden Rose, a 10.2-carat pink diamond.

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 spellbinding exhibition of Cartier jewels, many never seen before in public, is opening in London tracing the history of ...