3.55 ctw Diamond Halo Engagement RingCrafted in 18K yellow gold, this semi mount ring is designed to hold a 9. 0mm center in a 4 prong setting. The design features a halo, diamond gallery, and European shank with a 3 row side profile accented with round diamonds totaling 3. 55 carats. The diamonds are GH color and VSSI clarity. Center sold separately. Available by special order in other metals, shapes, and sizes.