Share all the love in your heart with this exquisite lab-grown diamond three-stone necklace from the memories moments magic™ collection. 10k white gold a 1/2-carat heart-shaped lab-grown diamond at the center is flanked by 1/4-carat heart-shaped lab-grown diamonds independently certified with a total lab-grown diamond weight of 1 carat 16- to 18-inch adjustable cable chain; spring ring clasp from the kay lab-grown diamonds collection