Seiko 9921 Movement Details
Seiko caliber 9921 is an analog quartz watch movement produced in the 1980s.
|Battery:||SR927SW / 395 (Silver oxide)|
|Day / date?||No|
|GMT / world time?||No|
|Number of jewels:||5|
|Development division:||Suwa (Nagano)|
|Notes:||Twin quartz for greater accuracy. The same as cal. 9923 but without day and date display.|