Cultured pearl and diamond pendant necklace, Tiffany & Co. Photo Sotheby's. Suspending a cultured pearl measuring approximately 16.20 x 16.00mm, completed by a link-chain spectacle-set with brilliant-cut and marquise-shaped diamonds, completed by a diamond-set...

Cultured pearl and diamond pendant necklace, Bulgari. Photo Sotheby's. The line drop pendant suspending a cultured pearl measuring approximately 8.86mm, connected by links set with circular-cut diamonds, completed by a link-chain, mounted in 18 karat...