The Vintage Wrist Watch Company has dated this piece to the 1940s.
The watch has a bumper automatic movement, calibre 1158H which was made from 1945 to 1948. The signed movement is working nicely and the serial number 3187416 dates it back to 1948.
Later automatic watches have the fully rotational rotor.

This particular watch measures 32.5mm diameter excluding the winding crown and the handsomely shaped lugs. The case is stainless steel and overall the condition is good for a 1940s piece, just some surface scratches to the screw-on case back, and a couple of small scratched in numbers, they look like references to past watch services.

The lens is in good condition.
The signed dial has been professionally refinished at some stage. Feuille shaped hands, centre seconds hand with pointer end and outer minute markers.
A new leather strap has been fitted.
The watch will be sent in a new presentation box.
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The Vintage Wrist Watch Company has dated this piece to the 1940s.
Specialists in antique and vintage wrist watches and pocket watches
You can view the stock and full dealer information on the The Vintage Wrist Watch Company Profile Page