Seiko A158 Movement Details

Seiko calibre A158 is a digital watch movement. Production was in the 1970s.
Find watches with this movement on eBay.

Battery:SR1130W / 389 (Silver oxide)
Accuracy:±10 seconds/month
Day / date?Day + date
GMT / world time?No
Chronograph?Yes
Alarm?Yes
Rate:32,768 Hz
Size / diameter:30.1mm
Height:6.5mm
Development division:Suwa (Nagano Prefecture, Japan)
Notes:Has a battery life indicator function where the display starts flashing when the battery is running low.
Related movements: A156 A159

Part Codes

Screw codes: 022493