Seiko 8420 Movement Details
Seiko caliber 8420 is a high grade analog quartz watch movement. Production was in the 1980s.
Find watches with this movement on eBay.
Sub-brands: | Exceline, Credor, Lassale |
Battery: | SR616SW / 321 (Silver oxide) |
Accuracy: | ±15 seconds/month |
Day / date? | No |
GMT / world time? | No |
Chronograph? | No |
Hacking? | No |
Rate: | 32,768 Hz |
Number of jewels: | 6 |
Size / diameter: | 14.9mm |
Height: | 1.7mm |
Development division: | Daini (Kameido, Tokyo, Japan),Suwa (Nagano Prefecture, Japan) |
PDF guides: | Technical guide : 8420A |
Part Codes
Stem code: | 354815 |