Seiko B337 Movement Details

Seiko caliber B337 is a digital watch movement. Production was in the 1980s.
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Battery:SR721W / 361 (Silver oxide)
Accuracy:±15 seconds/month
GMT / world time?No
Chronograph?No
Rate:32,768 Hz
Size / diameter:18.0mm
Height:4.6mm
Notes:Has an alarm.
PDF guides: Battery replacement guide
Related movements: B137