18 Karat Rose Gold, Diamond and Enamel 'Serpenti' Wristwatch, Bulgari - Sotheby's

Designed as a snake applied with black enamel, with round and single-cut diamonds weighing approximately 5.20 carats, completed by a black sapphire dial, gross weight approximately 82 dwts, quartz movement, expandable, the dial and caseback signed Bulgari, the caseback numbered SPP26G and VH304. Estimate: 60,000 - 80,000 USD

A watch of similar design is illustrated in Bulgari: Serpenti Collection by Marion Fasel.

Sotheby's. Magnificent Jewels. New York | 17 Apr 2013 -  www.sothebys.com