Seiko 0139 Movement Details

Seiko caliber 0139 is a digital watch movement. Production was in the 1970s.
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Sub-brands: LC
Battery:SR1130W / 389 (Silver oxide)
Accuracy:±15 seconds/month
Day / date?Day + date
GMT / world time?Yes
Chronograph?No
Rate:32,768 Hz
Size / diameter:29.2mm
Height:6.41mm
Notes:Has a battery life indicator where the digits start flashing when the battery is running low.
PDF guides: Technical guide : 0139A