The Vintage Wrist Watch Company has dated this piece to the 1920s.
The watch has a 15 jewel stem-winding movement which is working nicely. The movement is signed Cyma, 15 jewels, adjusted, Swiss made.
The watch itself measures 47.3mm diameter excluding the winding stem and the loop.

The glass lens is in nice condition.
The silvered dial has light surface marking from use but overall it is in nice condition for a 1920s piece.
The watch has gold Breguet style hands.
The watch will be sent in a new presentation box.
The Vintage Wrist Watch Company has dated this piece to the 1920s.
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