Shop oval cut engagement rings handcrafted in Boston using ethical, recycled 14k gold and 950 platinum. Our oval diamond rings feature conflict-free diamonds in solitaire and side stone settings, including classic three-stone and minimalist designs. This collection includes modern oval engagement rings, sustainable styles, and timeless options made for everyday wear. Explore handcrafted oval rings online with fast U.S. shipping, or visit our Boston jewelry store to view oval diamond rings in person. Buy ethical engagement rings online with confidence.