The Seiko 7321-5790 is a watch model based on the 7321 movement.
Parts List
| RE8N24SN01 | crystal |
| 25M02NA4 | crown - crown |
| 0H2001N01 | case back gasket |
| KK19A | band - leather band |
| A130AS | others - push pin (for lb) |
| 73211320XS14 | others - dial |
| 732157902N | others - case |
| 73219 | others - machine code |
| 06T04NAM | others - minute hand |
| 07SC06DG | others - second hand |
| 0354735 | others - winding stem |
| 82723800 | others - case ring |
| 07T04N1H | others - hour hand |
| DZ0041B01 | others - crown and stem gasket |