Ruby, Diamond, Gold, Platinum Ring, Bvlgari. Photo Heritage Auctions

The ring features a sugarloaf-shaped ruby weighing approximately 4.50 carats, enhanced by baguette-cut diamonds weighing a total of approximately 0.70 carat, accented by full-cut diamonds weighing a total of approximately 1.25 carats, set in platinum and 18k gold, marked Bvlgari. Gross weight 9.60 grams.
Size: 6 (sizeable) Estimate: $25,000 - $35,000.

Heritage Auctions. 2013 April 29. Jewelry Signature Auction - New York - http://jewelry.ha.com