Important Modern and Vintage Timepieces

New York, Apr 25, 2012

LOT 154

AUDEMARS PIGUET WORLD'S SMALLEST TOURBILLON AUTOMATIC Audemars Piguet, Tourbillon Automatic, No. 123. Made circa 1987. Very fine, rectangular galbé, thin, self-winding, 18K yellow gold wristwatch with visible one-minute tourbillon regulator and oscillating weight and an 18K yellow gold Audemars Piguet buckle. Accompanied by the original fitted box, warranty, Certificate of Origin, instruction booklet and service invoice dated 2/11/2012.

C. Three-body, solid, polished and brushed, stepped bezel, small teardrop lugs, backwinder, sapphire crystal. D. 18K yellow gold with embossed Sun Ray pattern, gold dot indexes, apertures for the visible tourbillon regulator with polished steel bridge at 11 and at 6 for the oscillating weight with the initials AP. Black oxidized gold feuille hands. M. Cal. 11'?', hand engraved, 32 jewels, straight-line lever escapement with visible one-minute tourbillon regulator with titanium cage, monometallic balance, selfcompensating fl at balance spring. Crystal and movement signed, case numbered. Dim. 29 x 33 mm. Thickness 5 mm.