The L921.2 is a self-winding movement made by A. Lange & Söhne. It is assembled from 307 parts. The balance beats at 21,600 semi-oscillations per hour, and the power reserve is 46 hours. A. Lange & Söhne fits it to the Grand Saxonia Automatic, 1815 Automatic and Langematik. Its displays and mechanisms include ZERO-RESET mechanism.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Power Reserve
46h
Frequency
21,600 vph (3 Hz)
Display Type
Analog
QUICK FACTS
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Watches with this movement
A. Lange & Söhne
Langematik
301.021
A. Lange & Söhne
Langematik
301.025
A. Lange & Söhne
Langematik
301.027
A. Lange & Söhne
1815 Automatic
303.021
A. Lange & Söhne
1815 Automatic
303.025
A. Lange & Söhne
1815 Automatic
303.032
A. Lange & Söhne
Grand Saxonia Automatic
307.026
A. Lange & Söhne
Grand Saxonia Automatic
307.029
A. Lange & Söhne
Grand Saxonia Automatic
307.032
A. Lange & Söhne
Grand Saxonia Automatic
307.033