Item #: 873155 Year: 1997 This is an authentic TIFFANY 18K Yellow Gold Blue Sapphire Stacking Ring size 50 or 5.5. The ring is crafted of 18 karat yellow gold and features two blue sapphire stones at the center. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.