Item #: 651932 This is an authentic TIFFANY 18K White Gold Diamond .40ct Bow Ring 53 6.5. This dazzling ring is crafted of 18 karat white gold with a double bow motif lined with round brilliant cut diamonds, approximately .40 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.