0.40 ctw Diamond Solitaire Engagement Ring14K white gold semi mount ring with a 6 prong head (fits approx. 2. 00ct round center, sold separately) and a wide 4 row crossover split shank design (2 plain rows, 2 diamond rows) set with 52 round diamonds totaling 0. 40 carats (GH SI, 4 prong set). Available by special order in other metal colors, metal types, diamond shapes, and sizes.