The Seiko 1221-0160 is a watch model based on the 1221 movement.
Parts List
| 190A02SN01 | crystal - crystal |
| 190N91SN00 | crystal - crystal |
| 25N01DA6 | crown |
| 0H1700B01 | case back gasket - bezel gasket |
| 0G1700B01 | case back gasket |
| 0G1750B01 | case back gasket |
| MK23C | band - leather band |
| MK30C | band - leather band |
| MK46C | band - leather band |
| 07S55VGM | hand - minute hand |
| 08S49CGH | hand - hour hand |
| 08S17DGH | others - hour hand |
| 08S17DGM | others - minute hand |
| 08S17CGH | others - hour hand |
| 08S17CGM | others - minute hand |
| DZ0040B01 | others - crown and stem gasket |
| 0351117 | others - winding stem |
| 12210160 | others - case back |
| 1221016025A | others - case |
| 1221016025B | others - case |
| 122101602NA | others - case |
| 122110 | others - machine code |
| 12211240X999 | others - dial |
| 12211250XS19 | others - dial |
| 12211360XG18 | others - dial |
| 82811290 | others - case ring |
| A120AS | others - push pin |
| 08SS09VG | others - second hand |
| 07SS09VG | others - second hand |
Caliber 1221
