The L901.0 is a manually wound movement made by A. Lange & Söhne. It is assembled from 365 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 and Little Lange 1. Its displays and mechanisms include outsize date and power-reserve indicator.
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Power Reserve
72h
Frequency
21,600 vph (3 Hz)
Display Type
Analog
Winding
Manual
COMPLICATIONS
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
1994CALIBER FAMILY
L9xx Lange 1ALSO KNOWN AS
FOR WATCH DEALERS
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Watches with this movement
A. Lange & Söhne
Lange 1
101.021
A. Lange & Söhne
Lange 1
101.022
A. Lange & Söhne
Lange 1
101.025
A. Lange & Söhne
Lange 1
101.027
A. Lange & Söhne
Lange 1 "Luminous"
101.029
A. Lange & Söhne
Lange 1
101.030
A. Lange & Söhne
Lange 1
101.031
A. Lange & Söhne
Lange 1
101.032
A. Lange & Söhne
Lange 1
101.033
A. Lange & Söhne
Lange 1
101.035
A. Lange & Söhne
Lange 1
101.039
A. Lange & Söhne
Lange 1 "20th Anniversary"
101.061
A. Lange & Söhne
Lange 1 "20th Anniversary"
101.062
A. Lange & Söhne
Lange 1 "20th Anniversary"
101.063
A. Lange & Söhne
Lange 1 "20th Anniversary"
101.064
A. Lange & Söhne
Lange 1 "20th Anniversary"
101.065
A. Lange & Söhne
Little Lange 1
111.021
A. Lange & Söhne
Little Lange 1
111.025
A. Lange & Söhne
Little Lange 1
111.032
A. Lange & Söhne
Little Lange 1
111.035