Item #: 63027 This is an authentic TIFFANY & CO 1837 Sterling Silver Blue Sapphire Size 4.5. This stunning ring is crafted of sterling silver and features three blue sapphires with the Tiffany & Co name logo on the rim with the classic style only from Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.