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You are here: Home / Movements / Seiko 9S27

Seiko 9S27

Last Update: February 1, 2020

Brand:Seiko
Family:
Unknown
Height:
Jewels:35
Reserve:50 hours
Frequency:28,800 A/h
Winding:Automatic, Bi-Directional Automatic Winding
Diameter:
 © Grand Seiko Complications:Date, Hand Winding
Hands:Central Hour Hand, Central Minute Hand, Central Seconds Hand, Date Window at 3:00
Distinguishing Technical Characteristics
Clockwise Balance Cock
Indexed Regulator
Balance at 4:30
Production:  – Current
1910s 1920s 1930s 1940s 1950s 1960s 1970s 1980s 1990s 2000s 2010s 2020s
  • Spron 610 balance spring
  • MEMS pallet fork and escapement wheel

Images are taken from official publications and are used here for commentary and educational purposes. Copyright is held by the original owner as noted.
Manufacturer Link

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