Family: 4xx
Caliber 478 is a manual-winding movement introduced by Jaeger-LeCoultre in 1950. Part of the in-house 4xx family, it functioned as a chronometer-grade base caliber. The movement was supplied to Vacheron Constantin for the Chronometer Royal. Production has been discontinued.
Last updated 8 Jul 2026Suggest a correction
TECHNICAL SPECIFICATIONS
Movement Type
Manual Winding
Display Type
Analog
Winding
Manual
QUICK FACTS
BRAND
TYPE
Manual WindingSTATUS
DiscontinuedMANUFACTURE
In-houseLAUNCH YEAR
1950CALIBER FAMILY
4xxCOUNTRY
SwitzerlandALSO KNOWN AS
cal. 478jlc 478
FOR WATCH DEALERS
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