5/8 ctw Marquise Shape Round Cut Diamond Semi-Mount Engagement Ring in 14K White Gold A charming design and the freedom to select a center stone as per your taste and budget, make this semi-mount diamond engagement ring a feasible buy. It features a marquise shape center mount, with a 14 karat white gold prong raised middle, where the center stone of 1.00 ctw to 1.40 ctw of your choice gets installed. The marquise base mount comes pre-embellished with 14 prong set round cut diamonds. A plain gold cathedral shank supports the mount, while a Chevron feature at the front and back of the gallery region, is decorated with 7 each, total 14, pave set round cut diamonds. The semi-mount engagement ring is framed in 14 karat white gold. Total diamond weight is 5/8 ctw.