The Seiko 1220-5320 is a watch model based on the 1220 movement.
Parts List
| ET0N39SV01 | crystal - crystal |
| ET0N39SV02 | crystal - crystal |
| 30N99NS1 | crown |
| 30N99NA1 | crown - crown |
| 0G2240B02 | case back gasket |
| YA37A | band - band |
| YA38A | band - band |
| YA39A | band - band |
| 08R03DGH | others - hour hand |
| 08R03DGM | others - minute hand |
| 08R03DSM | others - minute hand |
| 08R03NSH | others - hour hand |
| 1CA055A3BNG | others - hour hand |
| 1CA055A3BNS | others - hour hand |
| 0351117 | others - winding stem |
| 81606439 | others - bracelet fixing pin |
| 1220532011 | others - case |
| 81181459 | others - bracelet fixing pipe |
| 82800990 | others - case ring |
| 12205320EA | others - case |
| 12205320JJ | others - case |
| 12200540XG14 | others - dial |
| 12200540XN14 | others - dial |
| 12200540XS13 | others - dial |
| 122010 | others - machine code |
| DZ0040B01 | others - crown and stem gasket |
Caliber 1220
