You see, Hugo's father used to own a clock shop and also took care of the day at which it plays. Quartz Clock Movement. Geoff Johns has shared the finished variant cover for Doomsday Clock comic online free and high quality. Doomsday Clock comic online free and high quality. Mudder Long Shaft Clock Movement, 4/5 Inch Maximum Dial Thickness, 1-1/5 Inch Total Shaft.