This exquisite smile necklace bursts with sparkle from end to end. Crafted in 14k yellow gold seven round-cut lab-grown diamonds in polished frames graduate in size, culminating in a 1/2-carat lab-grown diamond at the center independently certified, the lab-grown diamonds have a total weight of 1 1/2 carats the three center lab-grown diamonds are laser-inscribed with a unique gemscribe® serial number to ensure your peace of mind the adjustable 16 to 18-inch cable chain secures with a spring ring clasp from the kay lab-grown diamonds collection