This is an authentic HARRY WINSTON Platinum Diamond 1.40ct Classic Winston Round Brilliant Engagement Ring 51 5.75. The ring is crafted of platinum and features a center round brilliant cut diamond weighing approximately 1.40 carats, with F color and VS1 clarity. Framing the center stone are two sparkling tapered baguette accent diamonds weighing .32 total carat weight. Follow this item for alerts. Harry Winston is a registered trademark of Harry Winston. FASHIONPHILE is not affiliated with Harry Winston.