The days are getting longer, and the flowers are starting to bloom—the signs of spring are here, and warmer days are just around the corner. That means it’s time to start packing up your dark winter ...

Jewelry auctions are in full swing for the holiday, and, in the spirit of the season, red-toned stones topped the lots for both Sotheby's and Christie's. Rubies, spinels, and Alexandrites raked in ...

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 ...

BANGKOK (Reuters) - The gem merchants of Bangkok display their glistening wares proudly; diamonds from Africa, sapphires from Sri Lanka and rubies, of course, from Burma. The red stones are prized for ...

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 ...