This is an authentic TIFFANY Sterling Silver Aquamarine 3mm Stacking Ring 50 5.5. This beautiful ring is crafted of sterling silver and featuring a small round aquamarine center stone. A beautiful addition to anyone's collection! Enjoy this elegant ring, from Tiffany & Co. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.