Corum. An 18 carat gold special edition perpetual calendar chronograph self-winding water resistant wristwatch
Signed Corum, no. 91/100, recent
With automatic movement, the textured silvered dial with raised baton numerals, subsidiary dials for date combined with 60 minute recorder, the day combined with 12 hour recorder, and the month combined with 30 minute recorder and leap year indication, sector for the moon, gold hands, sweep centre seconds operated by two round buttons in the band, in circular case with protected winder, the back numbered 83.111.58 502073, with maker's leather band and gold buckle, certificate and guarantee and instructions, plastic date change tool, case, dial and movement signed
40 mm. diam.