18ct gold 'Open heart' pendant necklace, Elsa Peretti for Tiffany & Co., designed as a stylised open work heart, partially pave-set with brilliant-cut diamonds, completed by a fine trace chain, pendant approximately 23.57 x 27.18 mm, chain circumference approximately 460 mm, pendant signed Tiffany & Co. Elsa Peretti, chain signed Tiffany & Co. Accompanied by a Tiffany & Co. Box.