Seiko Clock Movement - 4/4 Westminster & Whittington Chime Movement - Clock Repair Kit - Choose a size - Westminster Or Whittington Chimes. Chimes Every Quarter Hour Then Strikes On The Hour. Automatic Night Shut-Off And Volume Control. Movement Case Size Is 3-1/4 inches wide x 2-3/8 inches high x 1 inch deep Threaded shaft length: 13/16". Overall shaft length: 1-1/8". Shaft Diameter: Shaft diameter: 5/16". Includes all mounting hardware and hands (UPON REQUEST ONLY). Please see below for full product description (including how to receive hands).