18 karat gold, platinum and diamond necklace, Angela Cummings for TIffany & Co., circa 1980

The collar designed as overlapping swags of matte gold scallops, many embellished with segments of pavé-set diamonds weighing approximately 6.40 carats, gross weight approximately 78 dwts., length approximately 15 inches, signed Tiffany & Co., Angela Cummings, c. 1980. Estimate 10,000—15,000 USD

Sotheby's. Important Jewels. 04 Feb 09. New York www.sothebys.com photo courtesy Sotheby's