50h power reserve18,000 vph (2.5 Hz)
The L952.4 is a manually wound movement made by A. Lange & Söhne. It is assembled from 684 parts. The balance beats at 18,000 semi-oscillations per hour, and the power reserve is 50 hours. A. Lange & Söhne fits it to the Datograph Perpetual Tourbillon Honeygold. Its displays and mechanisms include outsize date, day/night indicator, moon-phase display, tourbillon, chronograph, day-of-week display and perpetual calendar.
Last updated 11 Oct 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Power Reserve
50h
Frequency
18,000 vph (2.5 Hz)
Display Type
Analog
COMPLICATIONS
Big DateChronographDateDayFlybackMoon PhasePerpetual CalendarTourbillon
QUICK FACTS
FOR WATCH DEALERS
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