Diamond w/Onyx Cocktail Ring in PlatinumThis ornate modern cocktail onyx ring features a 1. 10 carat old European cut diamond set in platinum. Black onyx and diamond accents create an X marks the spot motif. The dazzling design places the primary stone in the center. A milgrain bezel and rows of diamonds lead to each corner of the cushion shaped halo. In the negative space created by the diamonds sits a few groups of channel set onyx that are French cut giving them a tidy and symmetrical