The Vintage Wrist Watch Company has dated this piece to the 1920s.
The watch has a 15-jewel hand-winding movement, signed Syren, which is working nicely.
The watch measures 32mm diameter excluding the fixed wire lugs and later winding crown.

From 1 June 1907, Stockwells acted as assay agents, facilitating the import into Britain of foreign gold and silver items which had to be assayed and hallmarked in a UK assay office before being released for retail.

The case is in beautiful condition, just one very small “ding” to the back of the watch.
The lens is in good condition.
The dial is in good condition, blued steel hands, a subsidiary seconds dial and a red number 12.
The watch has a vintage leather strap.
It comes in an antique presentation box from a Pontypridd jeweller.
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