The Seiko 2A22-5220 is a watch model based on the 2A22 movement.
Parts List
| SA4W59HV01 | crystal |
| 35M77NA1 | crown |
| 0F200BAA3 | case back gasket - case back gasket |
| 86573351 | crystal gasket - plastic gasket for crystal |
| Z5158C | band - metal band |
| Z5158C-BK5S | clasp - clasp |
| 06S31DGH | hand - hour hand |
| 06S31DGM | hand - minute hand |
| 07SC25NG | others - second hand |
| 3BA075F1BNG | others - second hand |
| A130AS | others - push pin (for lb) |
| EB0055B01 | others - crown and stem gasket |
| 2A220740XN14 | others - dial |
| 2A2210 | others - machine code |
| 2A225220SA | others - case |
| 82732730 | others - case ring |
Caliber 2A22
