Seiko 4N21 Movement Details

Seiko caliber 4N21 is an analog quartz watch movement. Production was in the 1990s.
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Sub-brands: Lucent
Battery:SR516SW / 317 (Silver oxide)
Accuracy:±15 seconds/month
Day / date?No
GMT / world time?No
Stem code: 351155 (tap 13)
Development division:Daini (Kameido, Tokyo)
Notes:Used in ladies watches.
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