Important Modern and Vintage Timepieces

New York, Jun 12, 2012

LOT 267

A. LANGE & SÖHNE REF. 701.001 TOURBILLON YELLOW GOLD A. Lange & Söhne, Glashütte I/SA., Tourbillon Pour le Mérite, movement No. 328, No. 54/150, case No. 110304, Ref. 701.001. Made in a limited edition of 150 pieces in 1996. Extremely fine and very rare, 18K yellow gold wristwatch with visible one-minute tourbillon regulator, 36-hour power reserve indication and an 18K yellow gold A. Lange & Söhne buckle. Accompanied by the original fitted box, warranty and instruction booklet.

C. Three-body, solid, polished and brushed, curved straight lugs, transparent case back with 6 screws, sapphire crystals. D. Matte silver with painted Arabic numerals, outer minute track, subsidiary dials for the seconds at 9 and the power reserve indication at 3, aperture with polished steel bridge to view the tourbillon cage at 6. Blued steel alpha hands. M. Cal. L 902.0, Glashütte 3/4 plate, fausses cotes and oeil-de-perdrix decoration, 29 jewels including 5 in screwmounted gold chatons, power equalization with chain and fusée maintaining power and stepped planetary gearing, tourbillon cage bearing 2 diamond end stones, lateral lever escapement with one-minute tourbillon regulator with equidistant polished steel three-arm carriage, Glucydur balance with screws adjusted to 5 positions, shock absorber, self-compensating Breguet balance spring, hand engraved balance bridge. Dial, case and movement signed. Diam. 38 mm. Thickness 10 mm.