This is an authenticTIFFANY 18K Rose Gold Diamond Stacking Band Ring 50 5.5. The ring is crafted of 18 karat rose gold and features a polished band with 12 bezel-set round brilliant cut diamonds, approximately .21 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.