Item #: 896730 This is an authentic TIFFANY 18K White Gold Diamond Metro Five-Row Ring size 51 or 5.75. This ring is crafted 18 karat white gold and features five rows of round brilliant cut diamonds around the entire band weighing approximately .90 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.