45h power reserve21,600 vph (3 Hz)
Caliber 843 is a mechanical manually-wound movement from Jaeger-LeCoultre. Operating at 21,600 vibrations per hour with a 45-hour power reserve, it comprises 231 parts. The caliber indicates hours, minutes, and a full calendar with day, month, and date displays alongside moon phases. It was used in the Jaeger-LeCoultre Reverso Calendrier.
Last updated 8 Jul 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Power Reserve
45h
Frequency
21,600 vph (3 Hz)
Display Type
Analog
Winding
Manual
COMPLICATIONS
Moon Phase
QUICK FACTS
FOR WATCH DEALERS
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