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.

Before the holiday season, Los Angeles-based jeweler Suzanne Kalan made trips to the U.K. and Bahrain to showcase the samples in her Burmese ruby collection that will hit upscale retail and online ...

At 23.1 carats, the gem is one of the largest Burmese rubies in the world. Chip Clark/National Museum of Natural History, Smithsonian Institution We don't need Wagner or Tolkien to tell us how ...

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 ...

The top lot is the Red Dragon, a 6.43-carat Burmese ruby and diamond ring estimated at $1 million to $1.5 million. The exceptional purplish-red color is natural (many rubies are heat-treated). It is ...

Featuring one square cushion mixed cut ruby weighing approximately 1.00 carat by formula, flanked by transitional and baguette cut diamonds weighing approximately 1.00 carat total. Mounted in ...

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 ...