Item #: 1189365 This is an authentic TIFFANY Platinum Diamond .33ct Harmony Solitaire Engagement Ring size 50 or 5.5 The ring is crafted of platinum and features a round brilliant cut diamond weighing approximately .33 carats, with F color and VS1 clarity. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.