Seiko 9587 Movement Details

Seiko caliber 9587 is a high grade analog quartz watch movement.
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Sub-brands: Grand Seiko
Battery:SR916SW / 373 (Silver oxide)
Accuracy:±10 seconds/year
Day / date?Date only
GMT / world time?No
Number of jewels:7
Development division:Suwa (Nagano Prefecture, Japan)
Notes:The same as cal. 9581 but with date display.
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Related movements: 9531 9581