Wear this “one tough mother” necklace proudly or give it to the toughest mother you know. This One Tough Mother Necklace is hand-stamped letter by letter on a 1.25 inch dainty bar and hangs from an 18-inch chain. Gold necklaces are made with solid brass stamped bars and 14k gold-filled chains; silver necklaces are made with stamped aluminum bars on sterling silver chains.