Important Collectors’ Wristwatches, P...

New York, The Grand Havana Room, Sep 20, 2006

LOT 235

"World?s Smallest Tourbillon Automatique, No. 1" Audemars Piguet, Genève, "Tourbillon Automatique", No. 01. Made in 1990. Very fine, thin, self-winding, rectangular "galbé", platinum gentleman's wristwatch with visible one-minute tourbillon regulator and oscillating weight. Accompanied by a platinum Audemars Piguet buckle and a certificate.

C. Three-body, solid, polished and brushed, stepped bezel, small teardrop lugs, back-winder, sapphire crystal. D. Withe gold with embossed "Sun Ray" pattern, gold dot indexes for the hours, apertures for the visible tourbillon regulator with polished steel bridge at 11 and at 6 for the oscillating weight with the initials "AP". Black oxydized gold "feuille" hands. M. Cal. 11'?', hand engraved, 32 jewels, straight-line lever escapement with visible one-minute tourbillon regulator with titanum cage, monometallic balance, self-compensating flat balance-spring. Crystal and movement signed. Case numbered. Dim. 29 x 33 mm. Thickness 5.5 mm.