Tourneau: A gold calendar and moonphase chronograph wristwatch, the matt silvered dial with outer date ring and central date hand, dagger five-minute marks, subsidiary dials for running seconds, elapsed minutes and hours combined with phases of the moon, apertures for day and month, sweep centre seconds operated by two buttons in the band, the case with screwed back and makers mark numbered 1024324, the signed movement jewelled to the centre

細節
Tourneau: A gold calendar and moonphase chronograph wristwatch, the matt silvered dial with outer date ring and central date hand, dagger five-minute marks, subsidiary dials for running seconds, elapsed minutes and hours combined with phases of the moon, apertures for day and month, sweep centre seconds operated by two buttons in the band, the case with screwed back and makers mark numbered 1024324, the signed movement jewelled to the centre
35mm. diam.