1/4 Ctw Round Cut Diamond Semi-Mount Engagement Ring in 14K White Gold Fabulously designed, this semi mount diamond ring can be custom set with a center stone, ranging from 0.40 carat to 0.60 carat, of your choice. The elegant setting of the preset diamonds gives the ring great visual appeal and attracts the eye instantly. Surrounding the center mount are 18 prong set round cut diamonds that create a shimmering halo around the mount. Prong set 16 round cut diamonds liven the shank, and offer a sparkling finishing touch to the 14 karat white gold engagement ring. Total diamond weight is 1/4 ctw.