Seiko A258 Movement Details

Seiko caliber A258 is a digital solar watch movement produced from around 1980.
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Sub-brands: Silverwave
Battery:XR9527W / (Rechargeable)
Accuracy:±10 seconds/month
Day / date?Day + date
GMT / world time?No
Chronograph?Yes
Rate:32,768 Hz
Size / diameter:28.0mm
Height:4.9mm
Development division:Daini (Kameido, Tokyo)
Notes:Has an alarm.
PDF guides: Technical guide for A258A
Related movements: A259