Use your own diamond or gemstone and create a classic engagement look with this certified lab-grown diamond-lined semi-mount. 14k gold the ring's shank is lined with certified lab-grown diamonds classic four prong setting can hold a round diamond or gemstone from 1 to 2 ct. In size can hold a larger or shaped stone with peg change 5/8 ct. T. W. Of lab-grown diamonds f color/vs2 clarity includes certification card