The Vintage Wrist Watch Company has dated this piece to the 1900s.
The movement is signed Vertex, 15 jewels, Swiss made.

The watch measures 48.8 mm diameter excluding the winding crown and the loop. The silver case has Chester hallmarks for 1908 with the case makers mark G.S.B (George Stephen Burt) . The case is in nice condition with only the odd minor mark.

The watch lens is glass and is in nice condition with only the odd minor mark.
The dial is signed Vertex with Swiss made at the bottom. The dial is in nice condition.
The watch has its original blued steel hands.
Price includes worldwide postage.
The Vintage Wrist Watch Company has dated this piece to the 1900s.
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