SMITHS MILITARY WWII 1940'2 GSTP POCKET WATCH (3) 17 jewel These are probably a hybrid

These are probably a hybrid of the early dial found primarily in the 3 piece cases

fully overhauled and in a presentation package

The actual caliber designation for this movement is 0421

These c series J W Benson watches were made both before and after 1953

This is an early 1940's British army or other forces 30 hour pocket watch with a 19 ligne movement

SMITHS MILITARY WWII 1940'2 GSTP POCKET WATCH (3) 17 jewel These are probably a hybridThis is an early 1940's British army or other forces 30 hour pocket watch with a 19 ligne movement. Simply engraved on the back GSTP and a broad arrow. This is a pre series movement with no number. there is a military adoption stamp inside which we can not read. The case is 3 piece snap together made of brass or nickel plating. The case is approximately 52mm. There is one repair mark in the back which has a broad arrow with an F and other marks under