Emerald, ruby and diamond ring, mounted by Bulgari, 1980s. Photo courtesy Sotheby's

Set to the centre with an oval emerald, the mount set with buff top calibré-cut rubies and brilliant-cut diamonds, size 52, signed Mont. Bulgari. Estimate   7,500 — 11,000 CHF

PROPERTY OF AN ITALIAN NOBLE FAMILY

Sotheby's. Magnificent Jewels. Genève | 13 nov. 2013 - www.sothebys.com