Important Modern & Vintage Timepieces

Geneva, Nov 11, 2012

LOT 267

AUDEMARS PIGUET, REF. 25860BA. ROYAL OAK CHRONOGRAPH Audemars Piguet, Genève, "Royal Oak Chronograph, Automatic," movement No. 470976, case No. E 4649.196, Ref. 25860BA. Made in 1999. Very fine, large, octagonal, self-winding, water-resistant, 18K yellow gold wristwatch with round button chronograph, registers, date and an 18K yellow gold Audemars Piguet deployant clasp. Accompanied by a fitted box, instruction manual and guarantee.

C. Three-body, solid, polished and brushed, case back and bezel secured with 8 hexagonal screws, screwed-down hexagonal winding crown and push-buttons, sapphire crystal. D. Anthracite with checkerboard pattern decoration and luminous white gold baton indexes, subsidiary guilloche dials for the seconds, the 12-hour and 30-minute registers, aperture for the date between 4 & 5. Luminous white gold baton hands. M. Cal. 2385, rhodium-plated, fausses cotes decoration, 37 jewels, straight-line lever escapement, monometallic balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, self-compensating fl at balance spring, 18K gold rotor segment. Dial, case and movement signed. Diam. 42 mm. Thickness 11 mm. Approx. overall length 180 mm.