Important Collectors’ Wristwatches, P...

New York, The Grand Havana Room, Sep 20, 2006

LOT 161

?Quantieme Perpetuel, No. 1? Ultra Flat Audemars Piguet, ?Quantieme Perpétuel?, No. 1. Made in 1981. Very fine and rare, very slim, astronomic, 18K yellow gold, keyless dress watch with perpetual calendar, moon phases and lunar calendar.

C. Three-body, ?variée?, polished and brushed stepped curved bezel, brushed band, hinged bow, brushed back engraved with the manufacturer?s dedication, cabochon sapphire set winding crown. D. White painted with painted radial Roman numerals, outer minute track, subsidiary dials for the months and four-year cycle, days of the week and date, aperture for the moon-phases with lunar calendar. Blued steel ?Cathedrale? hands. M. 16''', rhodium-plated, ?fausses côtes? and "oeil-de-perdrix" decoration, 20 jewels, straight line lever escapement, monometallic balance adjusted to heat, cold, isochronism and five positions, self-compensating flat balance spring. Dial, movement and case signed. Diam. 47.5 mm.