Seiko 7918 Movement Details
Seiko calibre 7918 is an analogue quartz watch movement. Production was in the 1980s.
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Battery: | SR41SW / 384 (Silver oxide) |
Accuracy: | ±15 seconds/month |
Day / date? | No |
GMT / world time? | No |
Chronograph? | No |
Rate: | 32,768 Hz |
Number of jewels: | 7 |
Size / diameter: | 18.0mm |
Height: | 3.6mm |
Development division: | Suwa (Nagano Prefecture, Japan) |
Notes: | Used in ladies watches for the visually impaired, featuring a flip up cover. |
PDF guides: |
Technical guide
: 7518A & 7918A
Parts list : 7918A |
Related movements: | 7518 7903 |
Part Codes
Stem code: | 354791 |
Screw codes: | 022282, 022423, 022424, 022465, 022468, 022764 (dial screw) |