3/8 Ctw Split Twisted Shank Round Cut Diamond Semi Mount Engagement Ring in 14K White Gold A remarkably laid out semi-mount diamond engagement ring, this catches the eye instantly. It displays a 3-tiered oval shape center mount, of which the topmost tier, raised on prongs, is left empty for a center stone of your choice. You must select an oval cut stone, ranging from 0.20 carat to 0.30 carat for it. The rest of the ring comes preset. Encircling the center stone is a row of diamonds on the middle and the lower tier, 14 and 24 prong set round cut diamonds respectively. The split shank features a plain gold twisted body, with a diamond encrusted half twist that is accented with 7 each prong set round cut diamonds on either side. A round cut diamond each sits in the open split section connecting to the center mount. The semi-mount ring is styled in 14 karat white gold. Total diamond weight is 3/8 ctw.