Item #: 876488 This is an authentic TIFFANY Titanium 4mm Narrow 1837 Ring size 47 or 4. The ring is crafted of black titanium and features a concave band engraved with the '1837 T&Co' logo. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.