The Longitude at the Eve of the Third...

Geneva, Hotel Des Bergues, Oct 23, 1999

LOT 321

Blancpain, Chronographe Rattrapante, Calendrier Perpétuel, case No. 520, Ref. 5581-1418-55, 1990's."Postiche" of an astronomic, 18K yellow gold gentleman's wristwatch with round button split-second chronograph, registers, perpetual calendar, age and phases of the moon, with leather strap and 18K yellow gold Blancpain buckle.

C. three body, massive, polished, stepped bezel, three push-buttons. D. white enamel with applied gold Roman numerals, auxiliary dials for the 12 hours and 30 minutes registers, the days of the month, of the week, the months, the leap year, sector for the age of the moon, aperture for the moon phases. "Bâton" yellow gold hands. The push-button on the 10 is for stop and reunite of the split-second hand.Diam. 34 mm.