Item #: 757793 This is an authentic TIFFANY 18K White Gold Diamond Metro Heart Pendant Necklace. The necklace is crafted of 18 karat white gold and features a heart pendant encrusted with diamonds, approximately .07 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.