Seiko M516 Movement Details

Seiko caliber M516 is a digital watch movement. Production started around 1983.
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Battery:SR1130W / 389 (Silver oxide)
Accuracy:±10 seconds/month
GMT / world time?No
Chronograph?Yes
Notes:Has an alarm and a voice note feature, enabling recording and playing of 4 or 8 second audio clips. A watch with this movement appeared in the original Ghostbusters film – model M516-400x.
PDF guides: Battery replacement guide