Uneek Sapphire-and-Diamond Three-Stone Engagement Ring with Emerald-Cut Blue Sapphire Center and Pave Silhouette Double ShankA bedazzling blast of blue emanates from the majestic 6. 12 carat emerald cut natural sapphire center of this highly original three stone ring; the center is flanked by trapezoid cut diamond sidestones (combined weight of 0. 94 carats); a top view of this ring shows angular, geometric lines, which any fashion forward woman will love, but cast your eyes downwards and you will see these three stones are resting on a curvy "Silhouette" pave double shank