A GREAT LOOKING VINTAGE LADYS MOVEMENT MADE BY E. HUGUENIN FOR TIFFANY & CO. THE BALANCE STAFF IS GOOD AND THE BALANCE WHEEL HAS FREE MOTION BUT THE MOVEMENT IS NOT RUNNING, THE MAINSPRING IS BROKEN SO MAYBE WITH A NEW MAINSPRING IT WILL RUN. IT MEASURES 12.25MM WIDE NOT COUNTING THE CROWN AND 21.5MM TOP TO BOTTOM OF THE DIAL SIDE.