18 Karat Gold, Platinum, Cultured Pearl and Diamond Ring, David Webb - photo Sotheby's
Centered by a cultured pearl measuring approximtely 15.3 by 13.5 mm, framed by cushion-cut and old European-cut diamonds weighing approximately 4.50 carats, within a textured gold mounting, size 8½, fitted with inner sizing band, signed Webb. Estimation: 8,000 - 12,000 USD
Sotheby's. Important Jewels. New York | 07 févr. 2013 www.sothebys.com