VINTAGE Chelsea Clock Co. Boston Military Time Windup Clock Glass Lid NOT SURE IF IT WORKS AS I DONT HAVE THE WINDUP KEY NEEDS CLEANING THE COLOR HAS FADED SOLD AS A DISPLAY / REPAIR ITEM I KNOW NOTHING ABOUT THIS ITEM BUT BELIEVE IT HAS ALL THE ORIGINAL PARTS ****** ALL MY ITEMS ARE 100% GUARANTEED AUTHENTIC AND IN AS DESCRIBED CONDITION ************* ALL SALES ARE FINAL**************