Important Modern and Vintage Timepieces

Hong Kong, Jan 26, 2013

LOT 10

AUDEMARS PIGUET WORLD?S SMALLEST TOURBILLON Audemars Piguet, ?Tourbillon Automatique?, No. 330. Made circa 1990. Very fine and elegant, rectangular ?galbé thin, selfwinding, 18K yellow gold wristwatch with visible one-minute tourbillon regulator and oscillating weight and an 18K yellow gold Audemars Piguet buckle. Accompanied by a fitted box and certificate.

C. Three-body, solid, polished and brushed, stepped bezel, small teardrop lugs, backwinder, sapphire crystal. D. Yellow gold and mother-of-pearl shell in a sunray 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?. Oxidized hands. M. Cal. 11???, hand engraved, 32 jewels, straight-line lever escapement with visible one-minute tourbillon regulator with titanium cage, monometallic balance, self-compensating flat balance spring. Crystal and movement signed, case numbered. Diam. 29 x 33 mm. Thickness 5.5 mm.