Item #: 1239370 This is an authentic TIFFANY 18K Yellow Gold Diamond .80ct Heart Pendant Necklace. This lovely necklace is crafted of 18 karat yellow gold and features an open heart motif pave-set with round brilliant cut diamonds, approximately .80 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.