Family: 4R
The Seiko 4R39 is an automatic movement belonging to the 4R family, serving as a variant of the 4R35 base caliber. As with other 4R movements, it is manufactured in-house by Seiko and features hacking and hand-winding functions. The 4R family is known as Seiko's mid-range automatic caliber series, used across the Seiko 5 Sports and Presage collections. This caliber remains in production.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Display Type
Analog
FEATURES
Hacking SecondsHand Winding
More Seiko movements
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
In-houseBASED ON
Seiko 4R35CALIBER FAMILY
4RALSO KNOWN AS
cal. 4r39seiko 4r39
FOR WATCH DEALERS
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