Say yes all over again with the elegant twist design of this certified lab-grown diamond anniversary band from kleinfeldâ® x zales. Fashioned in sleek platinum twist ribbons sparkle with certified lab-grown diamonds, each boasting a color rank of f and clarity of vs2. This split-shank anniversary band captivates with 1/4 ct. T. W. Of lab-grown diamonds. This style includes a qr code tag to access your gsi certification report. Designed exclusively for zales.