Uneek Three-Stone Round Diamond Engagement Ring with Cushion-Shaped Halos and Pave Double ShankGorgeous three stone round diamond halo engagement ring, with 2 round side diamonds (combined weight of 0. 20 carats) flanking the 6. 5 mm center, plus 68 smaller round brilliant cut diamonds (combined weight of 0. 43 carats) pave set along the cushion shaped halos and in two rows down the distinctive curvy double shank that Uneek's Silhouette Collection is celebrated for.