Seiko 9A85 Movement Details

Seiko calibre 9A85 is an analogue quartz watch movement. Production started around 1989.
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Battery:SR712SW / 346 (Silver oxide)
Accuracy:±15 seconds/month
Day / date?No
GMT / world time?No
Chronograph?No
Hacking?Yes
Rate:32,768 Hz
Number of jewels:6
Height:0.85mm
Notes:The world's thinnest movement when it was launched in 1989.