This gold-plated set includes a connecting heart pendant on a chain and matching pair earrings. Swarovski Elements. Material: 18K Gold Plated Over Brass.Necklace: 18″ + 2.5″ extender; Lobster Clasp.Weight (grams) : 13.10.Earring: 2.9X0.8CM; Push Back; Butterfly Backing.Made to last a lifetime.Hypoallergenic Jewelry.