Uneek Three-Stone Engagement Ring with 3-Carat Cushion-Cut Center on Halo and Pave Double ShankWe borrowed one of the bestselling three stone styles from our Silhouette Collection and set a 3. 05 carat cushion cut diamond on it, and the result is just breathtaking; the center is surrounded by a ravishing halo of 24 round brilliants before it gets flanked by perfectly matched trapezoid cut sidestones; and, of course, the curvy "Silhouette" double shank (lined with 32 round diamonds) just makes the whole thing look very lush and veraciously