18 Karat Gold, Coral, Lapis Lazuli, Emerald and Diamond Brooch, David Webb. photo Sotheby's

The top composed of a carved coral segment depicting putti and an eagle set with round diamonds, supporting a pear-shaped cabochon lapis lazuli accented by round diamonds, and a carved coral flower suspending an emerald bead drop measuring approximately 21.0 by 14.0 mm., signed Webb. Estimate 10,000—15,000 USD. Lot Sold 25,000 USD

Sotheby's. Important Jewels, 02 Feb 11, New York www.sothebys.com