Seiko 4821 Movement Details

Seiko caliber 4821 is a high grade analog quartz watch movement produced in the 1970s.
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Sub-brands: King Quartz
Battery:SR43SW / 301 (Silver oxide)
Accuracy:±10 seconds/month
Day / date?No
GMT / world time?No
Development division:Suwa (Nagano)
Notes:The same as cal. 4822 but without date dislpay.
Related movements: 4822 4823