Important Modern & Vintage Timepieces

New York, Sep 30, 2014

LOT 42

AUDEMARS PIGUET SKELETON YELLOW GOLD AUTOMATIC PERPETUAL CALENDAR Audemars Piguet, Genève, "Quantième Perpétuel Automatique Squelette," No. 155, movement No. 324314, case No. C 51505. Made circa 1995. Very fine, self-winding, astronomic, skeletonized, 18K yellow gold wristwatch with perpetual calendar, phases and age of the moon.

Three-body, solid, polished and brushed, stepped bezel, transparent case back, sapphire crystals, correctors on the band to change the date. Transparent, subsidiary champagne ring dials for the date, the days of the week, the months, sector for the age of the moon, aperture for the moon phases. Yellow gold baton hands. Cal 2120/2, gilt brass, skeletonized and engraved, 36 jewels, straight-line lever escapement, monometallic balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, self-compensating flat balance spring, engraved 21K gold rotor.