Item #: 1241254 This is an authentic TIFFANY 18K Yellow Gold Diamond Open Heart Ring 48 4.5. The ring is crafted of 18 karat yellow gold and features a heart motif with a round brilliant diamond in the center weighing approximately .04 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.