Item #: 901800 This is an authentic TIFFANY Platinum Diamond .20ct Solitaire Engagement Ring size 47 or 4. The ring is crafted of platinum and features a round brilliant cut diamond weighing approximately .20 carat, with H color and SI1 clarity grade. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.