45 jewels36h power reserve18,000 vph (2.5 Hz)
The L952.1 is a manually wound movement made by A. Lange & Söhne. It is assembled from 556 parts and runs in 45 jewels. It measures 32 mm in diameter and 8 mm in height. The balance beats at 18,000 semi-oscillations per hour, and the power reserve is 36 hours. A. Lange & Söhne fits it to the Datograph Perpetual. Its displays and mechanisms include outsize date, day/night indicator, moon-phase display, chronograph, day-of-week display and perpetual calendar.
Last updated 11 Oct 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
45 jewels
Power Reserve
36h
Frequency
18,000 vph (2.5 Hz)
Diameter
32mm
Height
8mm
Display Type
Analog
COMPLICATIONS
Big DateChronographDateDayMonthMoon PhasePerpetual Calendar
QUICK FACTS
FOR WATCH DEALERS
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