12 Inch - You asked for it...and we responded! Our stylish Tin Cup necklace, made popular by the movie of the same name, is now available in children's and youth sizes. For the special little lady in your life, this necklace features creamy white freshwater cultured pearls strung on an 18k white gold-plated .925 sterling silver snake chain. Available in 14 inches (see below), the necklace has a two-inch extender that allows the necklace to grow with her. Spring ring clasp. This necklace is just wonderful when paired with our children's white pearl stud earrings.