1/6 ctw Oval Shape Triangle Cut Diamond Semi-Mount Engagement Ring in 14K White Gold Semi mount rings give you the option to choose a center stone of your liking for it along with pocket suitability. This diamond semi-mount engagement ring is one such example. It allows you to choose a oval cut center stone ranging from 0.20 carat to 0.30 carat, as per your pocket allowance. The rest of the centerpiece comes pre-decorated, with a 1/10 ctw triangular cut diamond set on either side, to flank the oval cut center stone when it is added. The plain shank ring is carved in a polished rhodium finish 14 karat white gold. Total diamond weight is 1/6 ctw.