Seiko 1231 Movement Details
Seiko calibre 1231 is an analogue quartz watch movement.
Find watches with this movement on eBay.
Sub-brands: | Lassale |
Battery: | SR616SW / 321 (Silver oxide) |
Accuracy: | ±15 seconds/month |
Day / date? | No |
GMT / world time? | No |
Chronograph? | No |
Rate: | 32,768 Hz |
Number of jewels: | 2 |
Size / diameter: | 15.1mm |
Height: | 2mm |
Development division: | Daini (Kameido, Tokyo, Japan) |
Notes: | Used in ladies watches. Has a battery life indicator function. The same as cal. 1230 but with a seconds hand. |
PDF guides: | Technical guide : 1231A |
Related movements: | 1221 1230 1271 |
Part Codes
Stem code: | 351117 |
Screw codes: | 012490, 012792, 012796 |