European Watch Clock and Jewellery Fair 1990 BF 221
“Perptuelle”, by Corum. This watch’s impressively versatile seifwinding movement provides 11 different functions : hours, minutes and seconds on the centre chronograph hands, 60-second totalizer and date by hands positioned at 12 o’clock, leap year indication until the year 2100 by means of a four-digit disc and 30-minute totalizer with indication of the month by hands positioned at 9 o’clock, 12-hour totalizer and indication of th day by hands located at 6 o’clock, moon-phase indicator at 3 o’clock (moon in 18K gold on a lapis lazuli sky). Case in solid 18K gold water-resistant down to 60 m, with screw-lock crown, bevelled and fluted bezel, engineturned 18K gold dial. (CORUM “Perptuelle”)