52 jewels
Caliber JLC-174 is a hand-wound movement from Jaeger-LeCoultre belonging to the Gyrotourbillon family. It comprises 385 components with 52 jewels and features a spherical tourbillon alongside a second timezone display with day/night indicator. The movement is skeletonised with hand-finished bridges. It is used in the Reverso Gyrotourbillon and other high-end JLC collections.
Last updated 8 Jul 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Jewel Count
52 jewels
Display Type
Analog
Winding
Manual
COMPLICATIONS
Tourbillon
QUICK FACTS
FOR WATCH DEALERS
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