Movement Serial No.:
Case Serial No.:
On closer examination the case is marked M5 but the movement is M7.
10K rolled gold bezel and stainless back.
The crystal and case are hexagonal shaped.
The movement and case are very thin. The movement and face are 3.87mm and the cased movement and crystal are 7.84mm
The Senator ID is now tentative thanks to Scott at WatchCrystals.net