Seiko A828 Movement Details

Seiko caliber A828 is a digital watch movement. Production was in the 1980s.
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Sub-brands: Speedmaster
Battery:CR2016 / (Lithium)
Accuracy:±15 seconds/month
GMT / world time?No
Rate:32,768 Hz
Size / diameter:28.0mm
Development division:Daini (Kameido, Tokyo, Japan)
Notes:Has an alarm, timer and speedometer function.
PDF guides: Battery replacement guide : A827A & A828A
Technical guide
Related movements: A827