Jennifer Dahl Designs LLC- The Raven Edgar Allen Poe Literary Book Charm Necklace. Our two-sided soldered charms are hand soldered in our Minnesota studio, so little variations are not only accepted, but expected and add to the charm of the piece. Materials: glass, paper, lead free + jewelry grade solder. Dimensions: Soldered charm 1/2" x 2". Ball chain: 30" with ball chain connector Freshwater Pearl.