Important Modern and Vintage Timepieces.

Geneva, Nov 13, 2010

LOT 549

Lange 1 Tourbillon Platinum A. Lange & Söhne, Glashütte i./Sa., "Lange 1 Tourbillon", No. 20/150, movement No. 16028, case No. 129270, Ref. 704.025. Made in a limited edition of 150 pieces, sold in February 2001. Extremely fine and rare platinum wristwatch with visible one-minute tourbillon regulator, off-center hour dial, oversized date, power reserve indication and a platinum A. Lange & Söhne deployant clasp. Accompanied by the original box, warranty and manual.

c. Three-body, solid, polished and brushed, rounded bezel, transparent case back with 6 screws, pushbutton on the band for date correction, sapphire crystals. d. Solid silver, subsidiary off-center hour dial with applied radial Roman numerals and indexes, subsidiary seconds dial, sector for the up and down indication, apertures for the double-digit oversized date and tourbillon regulator under a polished steel bridge. White gold alpha hands. m. Cal. L 961.1, Glashütte 3/4 plate in German silver, fausses cotes decoration, double barrel, 49 jewels including 7 in screw-mounted gold chatons, 2 diamond end stones in screw-mounted gold chatons to hold the tourbillon cage shaft, lateral lever escapement with one-minute tourbillon regulator, cage with 3 equidistant polished steel arms, monometallic balance adjusted to 5 positions, shock absorber, selfcompensating Breguet balance spring, 2 hand-engraved bridges. Dial, case and movement signed. Diam. 38.5 mm. Thickness 10 mm