Important Collectors’ Wristwatches, P...

New York - The Fuller Building, Dec 07, 2006

LOT 229

?Quantieme Perpetuel Ultra-Thin? Audemars Piguet, ?Quantieme Perpétuel?, No. 84, movement No. 363669, case No. B 73002. Made in the 1980s. Very fine and rare, very thin, astronomic, keyless, 18K yellow gold dress watch with perpetual calendar, moon phases and lunar calendar. Accompanied by a fitted box.

C. Three-piece, ?variée?, polished and brushed stepped curved bezel, brushed band, hinged bow, cabochon sapphire set winding crown. D. White painted with painted radial Roman numerals (slightly cracked), outer minute track, subsidiary dials for the months and 4-year cycle, days of the week and date, aperture for the moon phases with lunar calendar. Blued steel ?cathedral? hands. M. Cal. 5020, rhodium-plated, ?fausses côtes? and "oeil-de-perdrix" decoration, 20 jewels, straight line lever escapement, monometallic balance adjusted to heat, cold, isochronism and 5 positions, self-compensating flat balance spring. Dial, case and movement signed. Diam. 48 mm.