Item #: 553684 This is an authentic TIFFANY Platinum Diamond .33ct Harmony Solitaire Engagement Ring size 50 5.5. The ring is crafted of platinum and features a single round brilliant cut diamond weighing approximately .33 carats, with I color and VVS1 clarity. This is a timeless ring with the elegant style of Tiffany! Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.