Family: J38
The J38 is a manual-winding in-house caliber from Junghans, introduced in 1950. It measures 18.5 lignes and features a club-tooth escapement, typical of precision pocket and tool watches of that period. The movement was produced under the alternative names Astra and Jota before being 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
J38ALSO KNOWN AS
astrajota
FOR WATCH DEALERS
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