Tiffany & Co. 1837 cube lock charm in sterling silver

Tiffany & Co. 1837 cube lock charm in sterling silver. Retired charm style! Cube shaped chant with T&Co. 1837 and 925 markings on each side. Also hallmarked on bottom of charm. Charm is spring loaded with a locking mechanism to be easily added to a charm bracelet or necklace. Fully functional! Works and locks as it should. Preowned condition. Charm has some surface wear and marks/tarnish. Could be professionally polished as desired. Overall in good wearable condition as is! 100% authentic guaranteed.