42h power reserve21,600 vph (3 Hz)
The L911.1 is a manually wound movement made by A. Lange & Söhne. It is assembled from 164 parts. The balance beats at 21,600 semi-oscillations per hour, and the power reserve is 42 hours. A. Lange & Söhne fits it to the Arkade.
Last updated 10 Oct 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Power Reserve
42h
Frequency
21,600 vph (3 Hz)
Display Type
Analog
QUICK FACTS
FOR WATCH DEALERS
Sell watches powered by the L911.1?
Inventory, Chrono24 and eBay sync, and VAT invoicing. Dealer tools are built on this database.



