Modani Precious cobalt spinel ringThis exquisite ring features a 1. 55 ctw cushion cut cobalt blue spinel as the centerpiece, accented with 0. 55 ctw round white diamonds. Crafted in 18K white gold, it highlights the vivid beauty of a rare cobalt blue spinel and the brilliance of white diamonds, creating an elegant and timeless design. Metal: 18K White GoldStone: Cobalt Blue SpinelStone Cut: CushionStone Weight: 1. 55 ctwDiamond: White DiamondDiamond Cut: RoundDiamond Weight: 0. 55