Interchangable Magne-Gems costume jewelry ring set. 1950s Complete Set of Barbara Reed's Interchangeable Magne-Gems Ring Set in original box! This interesting jewelry set comes complete with a gold-tone ornate filigree ring, with 7 different interchangeable designs: There is a trio of pearls, an amber colored cabochon, an emerald-look surrounded by gold-tone leaves, a ruby and diamond rhinestone sunflower, a gold-tone rose, an amethyst-face pinwheel, and an aquamarine and diamond rhinestone daisy. The interchangeable designs are magnetic with two poles that fit into holes on the ornate filigree ring. This set is in excellent condition, in original box, never worn. The ring size is adjustable up to a size 9.