Eternity halo stud earrings Lab-grown diamonds 0.45 ct tw, Round shape, Sterling silverProduct Details These radiant Eternity studs are designed to be cherished forever. The sterling silver pieces feature a round, prong set laboratory grown diamond, surrounded by a dazzling halo of smaller laboratory grown diamonds all totaling 0. 45 carat. Wear them every day with a matching pendant to inject your style with effortless joy. This jewelry is IGI (International Gemological Institute) certified and is part of the Eternity collection.