This is an authentic TIFFANY & CO Sterling Silver 18K Yellow Gold Sapphire Tourmaline Peridot Etoile Ring in size 6. This elegant simple ring features a sterling silver band and features a 18K gold border around sapphire, tourmaline and peridot stones. This timeless piece will bring a special style to any look, from Tiffany & Co! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.