The Vintage Wrist Watch Company has dated this piece to the 1950s.
The lens is visible through the lens on the back of the watch.

The watch measures 33mm diameter excluding the winding crown and the lugs. The case is gold plated and the condition is very nice.
The signed dial is in good condition, with perhaps just a little discolouration. Centre seconds hand with a red pointer end.
A new black leather strap has been fitted.
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SAME DAY DESPATCH IF ORDERED BEFORE 12 (Monday to Friday)
The Vintage Wrist Watch Company has dated this piece to the 1950s.
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