Item #: 1730450 This is an authentic TIFFANY Platinum Diamond .22ct Solitaire Engagement Ring size 50 or 5.25. The ring is crafted of platinum and features a single round brilliant cut diamond, approximately .22 carats, with F color and VS2 clarity. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.