33458537_p

Sapphire and diamond ring, Cartier, circa 1930

The oval sapphire weighing approximately 17.60 carats, flanked by numerous round and single-cut diamonds, mounted in platinum, size 6, signed Cartier. Estimate 20,000—30,000 USD - Lot Sold 22,500 USD

Sotheby's. Magnificent Jewels. 09 Dec 08. New York photos courtesy Sotheby's. www.sothebys.com