A. Lange & Söhne caliber L901.4
A. Lange & Söhne · Movement

A. Lange & Söhne caliber L901.4

Ref. L901.4

Variation of caliber L901.0 with longer pinions for use in watches with thicker (e.g. mother-of-pearl) dials.

Type
Handwound
Display
Analog
Power reserve
72 h
Frequency
21600 vph
Jewels
53
Diameter
30.6 mm
Complications
Hours, Minutes, Power Reserve Indicator, Small Seconds