This is an authentic TIFFANY 18K Yellow Gold Green Jade 15mm Elsa Peretti Cabochon Ring 54 7. The ring is crafted of 18 karat yellow gold and features a domed green jade cabochon set atop a tapered polished band. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.