0.28 ctw Diamond Hidden Halo Engagement RingThis semi mount ring from the Noam Carver Collection is crafted in 18K yellow gold with a hidden halo design. It features a four prong setting designed to hold a 2. 00 carat oval crown size. The ring is accented with 4 marquise diamonds totaling 0. 28 carats and 22 round diamonds totaling 0. 25 carats, all set in shared single prong settings. The in store ring is a sample and available by special order only. Other metal colors, types, diamond shapes,