The Vintage Wrist Watch Company has dated this piece to the 1960s.
The watch has an automatic movement, calibre 1456U, which is working nicely. The movement is fully signed and the serial number 4777012 which dates it back to 1962.
The watch measures 34mm diameter excluding the winding crown and the lugs.
The inner case back is signed Eterna Watch Co, Swiss.

The lens is in lovely condition.
The signed dial is in its original finish which has aged quite evenly, known as a tropical dial. Original hands and seconds sweep.
A new leather strap has been fitted.
The watch comes in a later Eterna presentation box.
The Vintage Wrist Watch Company has dated this piece to the 1960s.
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