A sweet symbol of your love, this cultured pearl and lab-grown diamond necklace is a chic choice. Platinum plating over sterling silver a round white 9mm freshwater cultured pearl is the lustrous focal point above, pairs of round- and marquise-cut lab-grown diamonds bring a sparkling touch independently certified total lab-grown diamond weight is 1/10 carat a single lab-grown diamond in milgrain detailing is a signature element of the collection 18-inch cable chain; lobster clasp from the monique lhuillier bliss collection, available exclusively at kay