This is an authentic TIFFANY 18K Yellow Gold Diamond .17ct Elsa Peretti Diamonds by the Yard Heart Pendant Necklace. The necklace is crafted of 18 karat yellow gold and features a delicate chain holding a station pendant set with a heart shaped diamond, approximately .17 carats. This is a stunning necklace with the elegant style of Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.