Uneek Precious Collection Double-Halo Round Blue Sapphire Engagement RingGorgeous colored gemstone fashion ring, featuring a 1. 85 carat oval shaped blue sapphire center in a 4 prong setting, plus 50 round brilliant cut white diamonds (combined weight of 0. 45 carats) along the scalloped double and halfway down the upper shank halo (prong set set along the inner halo, U pave set along the outer halo and down the upper shank); also available with an emerald or blue sapphire center.