Item #: 863894 This is an authentic TIFFANY Platinum Diamond .20ct Round Brilliant Harmony Engagement Ring size 45 or 3.25. The ring is crafted of platinum and features a center round brilliant cut diamond weighing approximately .19 carats. The ring also features sparkling diamonds of .17 total carat weight along half of the band, making the combined diamond weight of this ring approximately .36 total carat weight. Follow this item for alerts. Tiffany is a registered trademark of Tiffany. FASHIONPHILE is not affiliated with Tiffany.