Seiko 3423 Movement Details

Seiko caliber 3423 is an analog quartz watch movement. Production was in the 1980s.
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Sub-brands: Silverwave, Joyful
Battery:SR726SW / 397 (Silver oxide)
Accuracy:±15 seconds/month
Day / date?Day + date
GMT / world time?No
Rate:32,768 Hz
Number of jewels:6
Size / diameter:18.0mm
Development division:Suwa (Nagano Prefecture, Japan)
Notes:Same as cal. 3421 and cal. 3422 but with a day and date display.
PDF guides: Technical guide : 3421A & 3423A
Parts list : 3423A
Related movements: 3421 3422

Part Codes

Stem code: 354545