Seiko Double Electric Chime Clock Movement Pendulum 
Shaft fits dials to 1/4" 
    With just a flip of a switch, our electronic double chime movements offer either Westminster or Whittington melodies. Also featured is a removable speaker (with generous leads)...either leave it attached behind the movement or attach it in your clock case to effect the best tone. The chimes sound every 15 minutes with the full melody and hour count on the hour. The pendulum model is supplied with an adjustable (up to 18 ”) single hook rod and 2-3/4” or bob (please see pendulun/bob selection for other size choices).
Other features include an optional night time silence, volume control, 8 MM (5/16”) shaft diameter, optional speaker bracket, brass mounting hardware with nut and your choice of hour & minute hands. 
You select clock hands for clock hand page. 
A compact 3-1/4”H x 2-1/2”W x 1-1/4”D.
Requires one “C” battery.
Three year guarantee.