Magic Metal Skeleton Keys Necklace Antique Victorian Clockwork Lock NC49 Steampunk Charm Pendant Ships from the USA Antique Inspired Skeleton Keys Necklace. Assortment of varying keys, with intricate heart and crystal details. Key Pendant Lengths: 1 inch to 1.5 inches. Pendant Size: 2.25 inches across. Length of Chain Clasp to End: 26 inches. Makes a perfect gift. Search Magic Metal Jewelry for more jewelry styles.