Swiss full hunter chronograph with register Circa 1913

A Swiss 18 carat gold hunting cased keyless chronograph watch with register, circa 1913. Cal. 19”’ jewelled gilt lever movement, bimetallic compensation balance. Gold cuvette with inscription. White enamel dial, Arabic numerals, outer track calibrated for chronograph, subsidiary dials for constant seconds and 30 minute register. Polished case. Case, dial, movement and cuvette signed. With an Extract from the Archives confirming sale in 1919 and a presentation case.