This is an authentic HARRY WINSTON Platinum Diamond 1.02ct The One Oval Shaped Micropave Engagement Ring size 48 or 4.5. The ring is crafted of platinum and features an oval brilliant cut center diamond, approximately 1.02 carat with D color and VS2 clarity grade. The ring also features additional round brilliant cut diamonds, approximately .57 total carat weight. The ring also comes with a GIA diamond certificate. Follow this item for alerts. Harry Winston is a registered trademark of Harry Winston. FASHIONPHILE is not affiliated with Harry Winston.