Important Modern & Vintage Timepieces

Geneva, May 13, 2012

LOT 414

AUDEMARS PIGUET ROYAL OAK PERPETUAL CALENDAR Audemars Piguet, Genève, Royal Oak, Quantième Perpétuel Automatic," No. 047, case No. B29283, movement No. 273842, Ref. 25554ST. Made in 1985. Very fine and rare, octagonal, astronomic, self-winding, water resistant, stainless steel wristwatch with perpetual calendar, phases and age of the moon and a stainless steel Royal Oak bracelet with deployant clasp. Accompanied by an Audemars Piguet Certificate of Origin.

C. Three-body, polished and brushed, octagonal bezel with 8 hexagonal recessed white gold nuts screwed to eight screws on the transparent case back, hexagonal winding crown, sapphire crystals. D. Silver with applied luminous white gold indexes, subsidiary dials for the days of the month, of the week, the months and the age of the moon, aperture for the moon phases. Luminous white gold baton hands. M. Cal. 2120/2800, rhodium-plated, 38 jewels, straight-line lever escapement, monometallic balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, selfcompensating fl at balance spring, engraved 18K yellow gold rotor segment. Dial, case and movement signed. Diam. 39 mm. Thickness 10 mm. Approx. overall length 165 mm.