Say yes to your love all over again with the elegant look of this 18k gold certified marquise-cut lab-grown diamond anniversary band from kleinfeldâ® x zales. Crafted in 18k gold each marquise-cut lab-grown diamond in this eight-stone look is certified and boasts a color rank of f and clarity of vs2. This anniversary band captivates with 1/2 ct. T. W. Of lab-grown diamonds. This style includes a qr code tag to access your gsi certification report. Designed exclusively for zales.