Seiko 5Y23 Movement Details
Seiko calibre 5Y23 is an analogue quartz watch movement.
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Sub-brands: | SQ |
Battery: | SR920SW / 371 (Silver oxide) |
Accuracy: | ±20 seconds/month |
Day / date? | Day + date |
GMT / world time? | No |
Chronograph? | No |
Hacking? | Yes |
Rate: | 32,768 Hz |
Number of jewels: | 1 |
Size / diameter: | 23.3mm (19.0mm x 21.0mm) |
Height: | 2.7mm |
Development division: | Daini (Kameido, Tokyo, Japan) |
Notes: | The same as cal. 5Y22 but with day display (as well as date). |
PDF guides: | Technical guide : 5Y22A, 5Y23A, 5Y30A, 5Y31A, 5Y32A & 5Y39A |
Related movements: | 5Y22 5Y30 5Y31 5Y32 5Y39 |
Part Codes
Stem code: | 351546 (tap 13), 351670 (tap 11) |
Date wheel code: | 801722 (black on white) |
Screw codes: | 022247 |