Seiko 1220 Movement Details

Seiko caliber 1220 is an analog quartz watch movement. Production was in the 1980s.
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Sub-brands: Arc
Battery:SR616SW / 321 (Silver oxide)
Accuracy:±15 seconds/month
Day / date?No
GMT / world time?No
Chronograph?No
Rate:32,768 Hz
Development division:Daini (Kameido, Tokyo, Japan)
Notes:Used in ladies watches. The same as cal. 1221 but without a seconds hand.
Related movements: 1221 1230 1270