Seiko 7L22 Movement Details
Seiko caliber 7L22 is a kinetic (formerly AGS) watch movement.
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| Battery: | 3023.24T (replaces 3023.44Z) / (Rechargeable capacitor) |
| Accuracy: | ±15 seconds/month |
| Day / date? | Date only |
| GMT / world time? | No |
| Chronograph? | Yes |
| Hacking? | Yes |
| Number of jewels: | 8 |
| Size / diameter: | 30.0mm |
| Height: | 6.4mm |
| Notes: | Flyback chronograph. 5M6x series parts are used for the AGS/kinetic system and 7Nxx series parts are used for the wheels and motors. |
| PDF guides: |
Technical guide (part 1)
: 7L22A
Technical guide (part 2) : 7L22A Technical guide (part 3) : 7L22A |
| Related movements: | 5M62 |
Part Codes
| Stem code: | 351892 (tap 11) |
| Date wheel code: | 878A37 (white on black), 878A38 (black on white) |
| Screw codes: | 022247, 022490 (screw for oscillating weight) |