Item #: 1289534 This is an authentic TIFFANY 18K Yellow Gold Diamond Blue Sapphire 3mm Band Ring size 50 or 5.5. The ring is crafted of 18 karat yellow gold and features blue sapphires alternating between round brilliant cut diamonds weighing approximately .16 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.