Item #: 1748070 This is an authentic TIFFANY Rubedo Narrow 1837 Ring size 47 or 4. This ring is crafted of rubedo metal and has the classic "T & CO 1837" logo engraved across the stylish band. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.