A piece from our iconic classics bridal collection - timeless designs crafted for a lifetime. Make the moment magical with this spectacular lab-grown diamond engagement ring in platinum. Platinum 3 ct. Oval-shaped lab-grown diamond petite lab-grown diamonds on the frame and slender shank certified lab-grown diamonds; f color/vs2 clarity includes certification card 3-1/2 cts. T. W. Of lab-grown diamonds