Características técnicas:
Mouvement
- Lange manufacture calibre L1902, manually wound, crafted to the most exacting Lange quality standards, decorated and assembled by hand; precision-adjusted in five positions; plates and bridges made of untreated German silver; balance cock engraved by hand; chronograph levers black-polished- Jewels: 67- Screwed gold chatons: 7- Escapement: Glashütte lever escapement, lever and escape wheel in 18- carat gold- Oscillator: Shock-resistant screw balance, superior-quality balance spring manufactured in-house, frequency 18,000 semi- oscillations per hour, precision index tail adjustment system with lateral setscrew and whiplash spring- Power reserve when fully wound: Going train: 30 hours; grand strike: 30 hours; small strike: 42 hours
Functions
- Time display with hours and minutes- Chiming mechanism with grand and small strike- Minute repeater- Split-seconds chronograph with minute counter and jumping seconds- Perpetual calendar with date, day of week, month in four-year cycle- Moon phase
Operating elements
- Crown for winding the watch and setting the time- One pusher each for operating the chronograph and the rattrapante mechanism- Lever for activating and deactivating the chiming mechanism- Lever for selecting small and grand strike- Slide for actuating the minute repeater- Correction push pieces for advancing the date, day of week, month, and moon phase
Case dimensions
- Diameter: 50.0 millimetres- height: 20.3 millimetres
Movement dimensions
- Diameter: 40.5 millimetres- Height: 14.2 millimetres
Case
- Pink gold- Crystal and caseback: Sapphire crystal (hardness 9)
Dial
- Five-part enamel dial
Hands
- Pink gold; minute counter, rattrapante hand and jumping se- conds hand blued steel
Strap
- Hand-stitched crocodile strap, red-brown
Buckle
- Lange deployant buckle in pink gold
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