The Seiko 1220-5250 is a watch model based on the 1220 movement.
Parts List
| ESYN81SN01 | crystal - crystal |
| 27M05DE1 | crown |
| 0F150NA11 | case back gasket - case back gasket |
| MK48B | band - band |
| 07L17VGH | others - hour hand |
| 07L17VGM | others - minute hand |
| 1220525043 | others - case |
| 82730470 | others - case ring |
| 12200440XG18 | others - dial |
| 122010 | others - machine code |
| A110AS | others - push pin |
| DZ0040B01 | others - crown and stem gasket |
| 0351117 | others - winding stem |
Caliber 1220
