Tiffany & Co. Elsa Peretti 18k Gold Open Heart Pendant Necklace. The simple, evocative shape of Elsa Peretti Open Heart designs celebrates the spirit of love. This elegant creation is one of her most celebrated icons. Marked on back of heart. Comes with baby blue velt Tiffany & Co. bag. Chain Length: 20 in. Total Weight: 6.4 g. - All silver, gold and/or jewelry lots or invoices containing said lots MUST be paid for via wire transfer or cashier’s check, no other forms of payment will be accepted.