A large late 19th Century Swiss patent minute repeating chronograph with moonphase calendar in a gold full hunter case. Keyless gilt bar movement, the single going barrel driving both the repeat and going trains. Plain cock with polished steel regulator, compensation balance with blue steel overcoil hairspring. Club foot lever escapement. Minute repeating mechanism released by depressing the small button in the band, striking on two polished steel gongs. White enamel dial with flyback centre seconds chronograph. Subsidiaries for day, date, month and seconds. Gold and blue enamel moonphase disc visible through the aperture in the seconds subsidiary. Roman numerals, decorative pierced gold hands. Substantial large plain 18 carat full hunter case, two gold buttons in the band, one for the flyback centre seconds chronograph, the other to release the minute repeating. Four steel levers in the front bezel to allow the calendar functions to be set.