Item #: 1234928 This is an authentic TIFFANY Platinum Diamond .64ct Solitaire Engagement Ring size 49 or 4.75. The ring is crafted of platinum and features a round brilliant cut diamond weighing approximately .64 total carat weight, with F color and VS2 clarity. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.