From the unstoppable love collection, this gorgeous halo necklace gleams with a center lab-grown diamond that moves and sparkles from every angle—just like your love. 14k white gold a 1 1/2-carat round-cut lab-grown diamond shines at the center round-cut lab-grown diamonds adorn the halo frame total lab-grown diamond weight is 2 carats independently certified 17- to 19-inch adjustable curb chain; lobster clasp