0.34 ctw Diamond Solitaire Engagement Ring18kt yellow gold and platinum semi mount ring featuring a 4 prong setting designed for a 3. 00ct oval crown size center. The gallery and prongs highlight classic French cut details, while the 3 4 shank is set with 74 round diamonds totaling 0. 34ctw, F color, VS clarity. Available by special order in other metals, diamond shapes, and sizes. Center sold separately.