Item #: 707508 This is an authentic TIFFANY Sterling Silver Rubedo 1837 Horseshoe Pendant Necklace. The necklace is crafted of sterling silver holding a rubedo horseshoe-shaped pendant engraved with the 1837 logo. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.