The Winston 1.5 Carat Cushion Cut Laboratory Grown Diamond Alternative Cubic Zirconia Pave Cathedral Solitaire Engagement Ring is featured with a 1.5 carat cushion cut 7x7 cubic zirconia square center stone and pave set round cubic zirconia. This engagement ring features a cushion cut center that is set with split prongs whose design is inspired by the art deco era. The shank of the solitaire measures approximately 3.5mm at its widest point and tapers as it flows up to the center stone in a cathedral style manner. Our Russian formula cushion cut lab grown diamond look cubic zirconia stones are hand cut and hand polished to exact diamond specifications. This engagement ring is available in 14k white gold, 14k yellow gold or luxurious platinum. We offer simulated canary diamond, simulated pink diamond and man made sapphire blue, ruby red or emerald green center stone color options. Choose from 14k white gold, 14k yellow gold or luxurious platinum. The Winston Cushion Pave Solitaire Engagement Ring is also available with a matching band as a bridal set, please see item S1232C15. For further assistance, please call us directly at 1-866-942-6663 or visit us via live chat and speak with a knowledgeable representative.