Item #: 1894317 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 round brilliant cut diamond weighing approximately .21 carats, with E color and VS1 clarity. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.