Collection: Movement|Seiko Automatic (TMI) | Watchmake Factory

Seiko (SII) Caliber Skeleton Mechanical Watch Movement TMI

FUNCTION

  • Hours, minutes, central seconds
  • Jewel 24 jewels
  • 21,600 bph
  • Accuracy -20 ~ +40 seconds / day ( 23 ± 2 ºC )
  • Manual winding
  • Automatic winding with ball bearing
  • Both winding with one way clutch (Magic Lever)
  • Power reserve 41 hours
  • Second hand reset

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