Emerald and diamond ring, David Webb and a diamond and yellow gold bracelet

The ring of cross over design, set with a cabochon emerald and brilliant-cut diamonds, mounted in yellow gold and platinum, signed Webb, size 48, the bracelet of stylised braid design, set with brilliant-cut diamonds and rope work yellow gold, circumference approximately 150mm. Est. 11,000—16,000 CHF

Sotheby's. Magnificent Jewels and Noble Jewels And A Celebration of Taste and , Magnificent Jewels from a Private Collection. 12 May 09. Geneva www.sothebys.com photo courtesy Sotheby's