Achieve a romantic look with the enchanting details of this lab-grown diamond heart frame necklace. 10k white gold round-cut lab-grown diamonds line the open heart-shaped frame nestled in the bottom, a pear-shaped lab-grown diamond adds more sparkle independently certified with a total lab-grown diamond weight of 3/4 carat 16- to 18-inch adjustable cable chain with spring ring clasp from the kay lab-grown diamonds collection