This is an authentic TIFFANY 18K Yellow Gold Diamond Elsa Peretti Serpent Ring 49 5. This stunning ring is crafted of 18 karat yellow gold in a snake motif with diamonds on the tip of the tail weighing approximately .04 total carat weight. This is a stunning ring from Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.