Christie’s is proud to announce its global lineup of spring jewelry sales commencing in New York with the Magnificent Jewels auction on April 20. With over 250 lots the sale features rare diamonds and ...

GENEVA (AP) — A rare Burmese ruby in a platinum ring with diamonds sold for $30.3 million at auction, setting a world auction record for any ruby and for any stone by Cartier, according to Sotheby’s.

The gems are second only to colored diamonds in value, but their troubled provenance has made them an anathema to many. By Nazanin Lankarani Myanmar, formerly known as Burma, has long been a producer ...

GENEVA (Reuters) - London luxury jeweler Laurence Graff has paid a record 8.2 million Swiss francs ($8.6 million) for a Burmese ruby, the top lot at a Geneva auction marked by strong prices for fine ...