SMITHS RAF PURPOSE POCKET WATCH CHRONOGRAPH BOMBER SQUADRON gold There is one repair mark

There is one repair mark in the back which has a broad arrow with an F under it

In this movement as many of the civilian used ones the hairspring is the anti-magnetic variety not the blued steel one

back is excellent and movement is all original

The movement is deluxe grade specification with polished escapement

SMITHS RAF PURPOSE POCKET WATCH CHRONOGRAPH BOMBER SQUADRON gold There is one repair markA very rare probably unique example of an RAF used chronograph, supplied by S. Smith & Son ltd, Trafalgar square London. Model number 250, watch number 358. This model 250 is not normally illustrated in the S Smith catalogues because the number was re assigned from a nickel cased ladies pocket watch. Note the unusual signature position. The case is about 49mm and is all nickel, numbered 67999. The silver hallmarked emblem on the back is where it gets