Seiko 9940 Movement Details
Seiko caliber 9940 is a high grade analog quartz watch movement. Production started around 1978.
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Sub-brands: | Grand Quartz |
Battery: | SR927SW / 395 (Silver oxide) |
Accuracy: | ±10 seconds/year |
Day / date? | No |
GMT / world time? | No |
Chronograph? | No |
Hacking? | Yes |
Rate: | 32,768 Hz |
Number of jewels: | 5 |
Size / diameter: | 26.0mm |
Height: | 3.7mm |
Development division: | Suwa (Nagano Prefecture, Japan) |
Notes: | Twin quartz for greater accuracy. The same as cal. 9942 but without date display. |
Related movements: | 9942 9943 |