This is an authentic TIFFANY & CO Platinum Diamond Elsa Peretti Swan Ring 5.25. This elegantly simple ring features a bright platinum narrow band with a decorative setting and a single brilliant diamond. 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.