Item #: 1489951 This is an authentic TIFFANY Platinum Diamond .21ct Solitaire Engagement Ring size 52 or 6. The ring is crafted of platinum and features a single prong-set round brilliant-cut diamond, approximately .21 carats, with H color and VS1 clarity grade. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.