This is an authentic TIFFANY 18K Rose Gold Diamond Metro Band Ring size 50 or 5.5. The ring is crafted of 18 karat rose gold and features a full eternity band of pave-set round brilliant cut diamonds, approximately .20 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.