The Seiko 7321-5800 is a watch model based on the 7321 movement.
Parts List
| RE8N20JN01 | crystal - crystal |
| 30M68NS1 | crown |
| 0H2300N01 | case back gasket |
| GL37A | band - band |
| GL36A | band - band |
| 08TB0NBH | others - hour hand |
| 08TB0NBM | others - minute hand |
| 0354735 | others - winding stem |
| 82731040 | others - case ring |
| 08SC14NB | others - second hand |
| 7321580011 | others - case |
| 73215800HE | others - case |
| 73211341XN19 | others - dial |
| 73211341XS19 | others - dial |
| 73219 | others - machine code |
| A150AS | others - push pin |
| DZ0041B01 | others - crown and stem gasket |