Seiko W810 Movement Details

Seiko caliber W810 is a digital watch movement.
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Battery:CR2025 / (Lithium)
Accuracy:±20 seconds/month
Day / date?Day + date
GMT / world time?No
Chronograph?Yes
Alarm?Yes
Rate:32,768 Hz
Size / diameter:31.7mm x 31.6mm
Height:6.9mm
Notes:Has a timer function, lap time memory, and battery life indicator function.
PDF guides: Technical guide : W810A