Frodsham. An unusual fast oscillating timer chronograph for military purposes
Signed Chas. Frodsham, London, 08587, late 19th Century
The frosted gilt three-quarter plate movement with fast oscillating cylinder escapement and miniature balance wheel with built-in winder, full chronograph function by depressing the pendant, the silvered dial with outer 60 second timer, subsidiary dial for thirds of a second, with engraved Admiralty arrow and (presumably) the date 1897, in plain plated openface case, dial signed and numbered
62 mm. diam.