Rolex. A silver manual wind trench style wristwatch
Hallmarked London 1917
15-jewel movement with bi-metal split compensation balance and Swiss lever escapement, repainted white enamel dial with black Arabic numerals, red twelve, bordered by outer minute track, blue steel spade hands, plain silver case with integral lugs numbered 753913, fitted associated black leather strap, case, dial and movement signed 33mm.