Uneek Cushion-Cut Blue Sapphire Ring with Scallop-Style Shared-Prong Diamond HaloCrafted, this heart stopping alternative engagement ring features a 3 carat elongated cushion cut blue sapphire center, outlined by a radiant scallop style halo of shared prong set round diamonds; 20 smaller rounds, graduating in size, line the tapered, delicate looking upper shank; this style can accommodate different center stone shapes cuts, available by special order.