Uneek Sapphire-and-Diamond Three-Stone Engagement Ring with Oval Blue Sapphire Center and Pave Silhouette Double ShankAn entrancing 8 carat oval blue sapphire takes center stage in this highly distinctive three stone piece; instead of using trapezoid cut diamonds for sidestones, we used epaulettes (combined weight of 0. 74 carats), so as not to contrast too much with the oval center; a curvy "Silhouette" pave double shank (borrowed from Uneek's Silhouette Collection ring, with a total of 32 round diamonds, combined weight of approximately 0. 30 carats) finishes this