Peter 60 minute timer mechanical boxing clock 1980 Germany

This boxing clock or laboratory clock is a 13,5 cm or 5 1/4 inches diameter stopwatch on a base. It was made by Peter from Germany, somewhere in the 1980’s. The grey case is metal, the back is black plastic and the foot is blacked wood. It has a mechanical movement that needs to be wound by hand. The 3 buttons on top are green (start), red (stop) and black (reset). The scale is divided in 60 minutes and 1/100 steps production steps. Good working condition. Check the attached youtube video for an antique boxing bell!