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A. Lange & Söhne L031.1

Manual WindingIn ProductionIn-house
Family: L0xx72h power reserve21,600 vph (3 Hz)

The L031.1 is a manually wound movement made by A. Lange & Söhne. It is assembled from 417 parts. The balance beats at 21,600 semi-oscillations per hour, and the power reserve is 72 hours. A. Lange & Söhne fits it to the Lange 1 Time Zone. Its displays and mechanisms include outsize date, power-reserve indicator, day/night indicator and time-zone function.

Last updated 11 Oct 2026Suggest a correction