A gold triple calendar and moonphase chronograph wristwatch, the brushed gilt dial with outer date ring and central date hand, subsidiary dials for running seconds, elapsed minutes and hours combined with sector for the moon, apertures for day and month, sweep centre seconds operated by two buttons in the band, inscribed Ulysse Nardin, the case with screwed back, and the movement jewelled to the centre with 17 jewels, inscribed Y3 723R