Seiko 3Y03 Movement Details
Seiko calibre 3Y03 is an analogue quartz watch movement.
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| Sub-brands: | SQ |
| Battery: | SR621SW / 364 (Silver oxide) |
| Accuracy: | ±20 seconds/month |
| Day / date? | Day + date |
| GMT / world time? | No |
| Chronograph? | No |
| Number of jewels: | 1 |
| Size / diameter: | 17.1mm |
| Height: | 2.8mm |
| Development division: | Daini (Kameido, Tokyo, Japan) |
| Notes: | Used in ladies watches. The same as cal. 3Y02 but with a day display (as well as date). |
| PDF guides: | Technical guide : 3Y02A, 3Y03A & 3Y09A |
| Related movements: | 3Y02 3Y09 |
Part Codes
| Stem code: | 351546 (tap 13) |
| Date wheel code: | 801752 (black on white) |
| Screw codes: | 012766, 022411 |