Family: L9xx Lange 1
The L901.7 is a manual-winding in-house movement manufactured by A. Lange & Söhne, introduced in 2005 as part of the L9xx Lange 1 family. It represents the first generation of the Grand Lange 1, distinguished by its larger case proportions compared to the standard Lange 1. Production of this caliber has been discontinued.
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Display Type
Analog
Winding
Manual
More A. Lange & Söhne movements
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
2005CALIBER FAMILY
L9xx Lange 1ALSO KNOWN AS
cal. l901.7
FOR WATCH DEALERS
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