Make your love personal with this alluring lab-grown diamond necklace. Platinum plating over sterling silver an exceptional 2-carat round-cut lab-grown diamond delights in a flared oval halo covered with smaller round lab-grown diamonds independently certified total lab-grown diamond weight is 2 1/4 carats a single lab-grown diamond in milgrain detailing is a signature element of the collection 15. 5- to 17. 5-inch adjustable cable chain; lobster clasp from the monique lhuillier bliss collection, available exclusively at kay