16X7 MM Marquise Shape Amethyst and 1/6 Ctw Round Cut Diamond Semi-Precious Ring in 10K Yellow GoldA semi precious amethyst marquise measuring 16X7 MM is prong set as the regal focal element of this halo diamond ring, its elongated pointed form and deep violet color asserting themselves with elegant, directional authority above a richly diamond set surround. 2 round cut diamonds in bezel settings anchor the composition with grounded brilliance, while 40 round cut diamonds in pave settings trace a luminous halo around the marquise's distinctive