Zenith. A fine 18ct gold manual wind single button chronograph wristwatch
Case No. 8058378, Circa 1930s
Jewelled manual wind column wheel movement, bi metallic balance, enamel dial with outer tachymeter in red, black minute register ring, Arabic hour indexes, sunken sub second dial at 9 o'clock, 30 minute chronograph register at 3 o'clock, blued steel Breguet hour and minute hands, spade chronograph hands, one button chronograph olive shaped button at 2 o'clock, polished 18ct gold case, hinged case back, crystal held by snap in bezel, together with strap and buckle, dial case and movement signed 32mm.