This is an authentic TIFFANY Rubedo Narrow 1837 Ring in a size 57 8. This stylish ring is crafted of Rubedo rosy metal with signature Tiffany engravings etched along the band. This is a spectacular ring for a distinctive look, only from Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.