Seiko 2C21 Movement Details
Seiko caliber 2C21 is an analog quartz watch movement. Production was in the 1980s.
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|Battery:||SR521SW / 379 (Silver oxide)
|Day / date?||No|
|GMT / world time?||No|
|Number of jewels:||2|
|Size / diameter:||15.1mm|
|Development division:||Daini (Kameido, Tokyo, Japan)|
|Notes:||The same as cal. 2C20 but with a seconds hand and battery life indicator function.|
: 2C20A & 2C21A