These striking, lab-grown diamond solitaire earrings for her feature exquisite round lab-grown diamonds that beautifully sparkle. Crafted in 14k white gold the lab-grown diamonds are independently certified. Total diamond weight is 1/2 ct tw secured with screw backs the independently certified center lab-grown diamond is laser-inscribed with a unique gemscribe® serial number to ensure your peace of mind. From the kay lab-grown diamonds collection.