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.
Last updated 8 Jul 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Display Type
Analog
Winding
Manual
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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