Hamilton chime table shelf clock - $150 (Tucson)

Hamilton chime table shelf clock with silent chime switch made in West Germany.
This clock measures 11.
5" x 15.
5" x 6.
5".
Clock face door has a magnetic knob.
Black Roman numerals on silver background.
Clock is wooden with a light brown finish and brass appliqués.
Not sure how to keep this clock ticking, maybe a good cleaning or oil.
made in 1982