Shop Cushion Lab Grown Diamond Rings, a timeless choice with soft rounded corners and beautiful sparkle. Cushion cut diamonds offer a classic look that never goes out of style, making them a popular choice for engagement rings. Our collection features cushion lab grown diamond rings in a variety of styles, including solitaire, pavé, hidden halo, halo, three stone, vintage, side stone, and many other beautiful designs, so you can find the perfect ring for your personal style. Every ring is carefully crafted in your choice of 10K, 14K, or 18K gold and is available in a range of carat sizes to suit different budgets. Explore our cushion ring collection and find a design made to celebrate your special moments.