The L051.2 is a manually wound movement made by A. Lange & Söhne. It is assembled from 245 parts and runs in 29 jewels. It measures 30.6 mm in diameter and 4.6 mm in height. The balance beats at 21,600 semi-oscillations per hour, and the power reserve is 72 hours. A. Lange & Söhne fits it to the 1815 Up/Down. Its displays and mechanisms include power-reserve indicator.
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
29 jewels
Power Reserve
72h
Frequency
21,600 vph (3 Hz)
Diameter
30.6mm
Height
4.6mm
Display Type
Analog
COMPLICATIONS
QUICK FACTS
FOR WATCH DEALERS
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Watches with this movement
A. Lange & Söhne
1815 Up/Down
234.021
A. Lange & Söhne
1815 Up/Down
234.026
A. Lange & Söhne
1815 Up/Down
234.032
A. Lange & Söhne
1815 Up/Down
234.041
A. Lange & Söhne
1815 Up/Down
234.042
A. Lange & Söhne
1815 Up/Down
244.028
A. Lange & Söhne
1815 Up/Down
244.037