This charming certified lab-grown diamond ring adds fresh sparkle to your collection. Platinum-plated sterling silver the beautiful nature-inspired bypass design glimmers with round-cut lab-grown diamonds channel-set marquise-cut lab-grown diamonds shimmer on each end, finishing the look a single lab-grown diamond in milgrain detailing is a signature element of the collection independently certified total lab-grown diamond weight is 1/2 carat from the monique lhuillier bliss collection, available exclusively at kay