Item #: 1514571 This is an authentic TIFFANY 18K Yellow Gold Biscayne Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a woven square pendant on a snake chain finished with a lobster clasp. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.