I am selling a sterling silver Tiffany & Co. necklace. It is the 1837 lock pendant with a rolo link chain. Lock measures 1/2" wide x 3/4" long. Necklace measures 17.75" long. Spring ring clasp. Weighs 7.0 grams. Front of lock is stamped 925 T & CO 1837. Bottom of lock is stamped Tiffany & Co 925. Necklace is stamped Tiffany & Co 925. Necklace is in very good, gently worn condition. Asking $10. If interested text or call .