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seiko_9r02

Seiko 9R02

Seiko 9R02
© Seiko

Seiko 9R02 is a modern manual winding spring drive caliber from Seiko. It has a high power reserve of 84 hours. The accuracy is ±1 second per day (±15 seconds per month).

Description:

Functions:

Data:

  • Ø ? mm, H ? mm
  • 39 jewels
  • Double barrel with two mainsprings arranged in parallel in one barrel; torque-return system.
  • Power reserve 84 h

Production period:

seiko_9r02.txt · Last modified: 13.12.2021 17:45 by gerdlothar

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