The Vintage Wrist Watch Company has dated this piece to the 1920s.
The movement is stamped Thomas Russell & Son, Liverpool, Premier, 7 jewels, Swiss made.

The watch measures 51.2 mm diameter excluding the winding stem and the loop. The case is stamped Silvernus with the Thomas Russell wheel. The case has light surface marks from use but is very acceptable for its age.

The watch lens is plastic and is in nice condition.
The dial is signed Tho Russell & Son, Premier with Swiss Made at the bottom. The dial has a small nibble under the bezel at 5 o'clock but otherwise it is in nice condition. It has its original blued steel hands.
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