Seiko 7321 Movement Details

Seiko caliber 7321 is an analog quartz watch movement.
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Battery:SR616SW / 321 (Silver oxide)
Accuracy:±15 seconds/month
Day / date?No
GMT / world time?No
Number of jewels:5
Size / diameter:15.1mm
Stem code: 354735, 354736
Screw codes: 022411, 022413
Development division:Suwa (Nagano)
Notes:The same as cal. 7320 but with a seconds hand. Has a battery life indicator function.
PDF guides: Technical guide for 7320A & 7321A
Related movements: 7320