53 jewels72h power reserve28,800 vph (4 Hz)
The Jaeger-LeCoultre 178 is a manual winding caliber with an analog display, 53 jewels, a power reserve of 72 hours and a frequency of 28,800 vph (4 Hz). It measures 34.2 mm in diameter and 8.85 mm in height. It is in production.
Last updated 13 Oct 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
53 jewels
Power Reserve
72h
Frequency
28,800 vph (4 Hz)
Diameter
34.2mm
Height
8.85mm
Display Type
Analog
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