Silver Gray Swarovski Rock Crystals Dangle Drop Earrings. Perfectly artistic hand-crafted dangle earrings feature a lavishly encrusted shimmering gray Swarovski Rock Crystals piece. Uniquely modern earrings make a bold statement! Secure french wire closure. Earrings are handmade of brass with high quality .925 sterling silver plating. This product is available for special order only. All special orders must be paid in full.