The split shank diamond-encrusted setting celebrated a vibrant and energetic natural opal at its center. The solid 18kt white gold ring setting has 28 round brilliant cut natural diamonds weighing .44 carats total and graded G-H in color and SI1 in clarity. They taper wide towards the marquise cabochon cut October birthstone emphasizing both its size and bold presence. It’s white with a rainbow colorplay weighing 3.39 carats and of Ethiopian origin. The ring is a size 6.5 and we offer free resizing and Express shipping. This gorgeous gemstone ring is Brand New!