Family: YN
The YN71 is an automatic movement manufactured by Seiko at its S. Epson facility. It features an open balance wheel design, allowing the regulating organ to be visible through an exhibition case back. The movement is produced in-house by Seiko and remains in current production.
TECHNICAL SPECIFICATIONS
Movement Type
Automatic
Display Type
Analog
QUICK FACTS
BRAND
TYPE
AutomaticSTATUS
In ProductionMANUFACTURE
In-houseCALIBER FAMILY
YNALSO KNOWN AS
cal. yn71s. epson yn71