100mm dial divided into 60 x 1 seconds with two sweep hands, one indicating seconds and the other recording minutes. Start/Stop lever on the left hand side with zero reset lever on the right hand
side. Movement housed in a metal case with two holes for fixing to bench. Runs for about 25 hours on one winding
100mm dial divided into 60 x 1 seconds with two sweep hands. Runs for about 25 hours on one winding.