Enhance your jewelry collection with this captivating necklace. The design is centered with a dazzling 1/2-carat round lab-grown diamond. Round lab-grown diamonds create the halo frame and the sparkling outer border. Crafted in 14k white gold the lab-grown diamonds are independently certified. Total diamond weight is 1 ct tw adjustable cable chain 16 to 17 to 18 inches lobster clasp 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.