Whatever your style, these certified round lab-grown diamond solitaire stud earrings are a fabulous choice you'll turn to often. Crafted in 14k white gold each earring showcases 1/4 ct. Certified lab-grown diamond solitaire boasting a color rank of f and clarity of si2. Captivating with 1/2 ct. T. W. Of lab-grown diamonds includes certification card these post earrings secure comfortably with screw backs.