Platinum, Briolette Emerald and Diamond Ring, Jar, Paris - Photo Sotheby's

The briolette emerald measuring approximately 8.1 by 7.8 mm, suspended from a band set with numerous round diamonds weighing approximately 1.60 carats, size 2½, inclusive of sizing spheres, unsigned, with indistinct workshop marks and stamped PT950. With signed pouch. Estimate: 20,000 - 30,000 USD - LOT SOLD. 110,500 USD

Sotheby's. Magnificent Jewels from the Collection of Mrs. Charles Wrightsman. New York | 05 Dec 2012 www.sothebys.com