Rubies and sapphires of exceptional provenance and signed jewels were among the top lots at Bonhams New York Fine Jewelry sale on Tuesday. This is to be expected at a Bonhams sale, as the auction ...

A rare 10.05-carat ruby will be the lead item at Christie’s Hong Kong Magnificent Jewels sale on November 29. Known as the “Ratnaraj” (“King of Precious Stones” in Sanskrit), the auction house says it ...

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 ...

A 55.22-carat ruby has become both the largest and most valuable gem of its kind ever to sell at auction, netting $34.8 million on Thursday. The stone went under the hammer in New York in June, less ...

(Reuters) - British precious stones miner Gemfields Plc said it had found a 40.23-carat rough ruby at its Montepuez deposit in Mozambique, and termed the find as "one of the most important rubies ...

The current record for a ruby sold at auction was achieved by the Sunrise Ruby. This 25.59-carat Burmese stone hammered down for $30.3 million at Sotheby’s Geneva in May 2015. This price also ...

KENNEBUNK, Maine, April 15 (UPI) -- A Maine hotel and restaurant said it will offer a $40,000 cocktail this summer that will include a 4-carat ruby at the bottom of the glass. The White Barn Inn in ...

Both the diamonds were discovered in mines inm Africa. A 55.2-carat diamond was recently sold for nearly $35 million at an auction in New York, according to a report in CNN. The ruby has become both ...

Gift 5 articles to anyone you choose each month when you subscribe. Leonard Joel has been busy building a reputation as the auction house of big-ticket jewels and million-dollar-plus diamonds. It ...