
Seiko 6308A Caliber - Parts List and Technical Data
Parts list and technical specifications for Seiko caliber 6308A automatic movement. Includes component illustrations with part numbers, characteristics (27.0 mm case diameter, 5.2 mm height, 21,600 vibrations per hour), automatic winding with sweep second hand, calendar function, instant date setting and Diashock shock resistant device. Remarks section covers specifications for stem unlocking lever, date dial variants, holding ring selection and oscillating weight interchangeability with caliber 61 series movements.
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- Watchmaking