A. LANGE & SÖHNE PLATINUM FLYBACK DATOGRAPH
A. Lange & Söhne, Glashütte i. Sa., "Datograph, Flyback Chronograph," movement No. 66695,
case No. 182710, Ref. 403.035. Made circa 2007.
Very fine and rare, platinum wristwatch with square button fly-back chronograph, register,
tachometer, oversized date and a platinum A. Lange & Söhne deployant clasp.
Three-body, solid, polished and brushed, rounded bezel, transparent case back with 6 screws,
push-button at 10 for the date correction, sapphire crystals.
Black, made from solid silver, applied white gold radial Roman numerals, baton indexes and
luminous dots, subsidiary silver dials for the seconds and instantaneous 30-minute register, outer
graduation and 1/5th seconds track with 5-minute/seconds Arabic markers, outermost tachometer
scale, double apertures for the oversized date at 12. Luminous white gold alpha hands.
Cal. L 951.1, Glashütte 3/4 plate in German silver, fausses cotes decoration, 40 jewels, including
4 in screw-mounted gold chatons, straight-line lever escapement, monometallic balance adjusted
to 5 positions, shock absorber, self-compensating Breguet balance spring, swan-neck micrometer
regulator, hack mechanism, hand-engraved balance bridge, hack mechanism.