1/2 Ctw Pear Shape Semi-Mount Diamond Engagement Ring in 14K White Gold If you'd like a larger or a smaller size center stone to your ring, then a semi mount ring like this would be your ideal bet. It not only lets you choose a center stone, but also comes preset with other diamonds to give the ring an impressive finish. Bounding the center mount is 22 prong set round cut diamonds. Apart from this, the center mount which is ranging from 0.35 carat to 0.45 carat is flanked by a 1/8 ctw pear shape diamond each. These lie held in embraced arms of the split shank, with each arm adorned by another 11 prong set round cut diamonds, 44 in total on all 4 arms. The ring is styled in 14 karat white gold. Total diamond weight is 1/2 ctw.