The Seiko 7321-5A00 is a watch model based on the 7321 movement.
Parts List
| ES0A17S10A | crystal - crystal |
| 30M19DA5 | crown - crown |
| AC004BA11 | case back gasket - crown and stem gasket |
| 0H2400B01 | case back gasket - case back gasket |
| LK26E | band - band |
| 07T34DGH | others - hour hand |
| 07SC06DG | others - second hand |
| 0354735 | others - winding stem |
| 82730320 | others - case ring |
| 73215A00HCA | others - case |
| 73215A00 | others - case back |
| 73215A00HCB | others - case |
| 73215A00HCC | others - case |
| 73215A00X914 | others - dial |
| 73215A10X914 | others - dial |
| 73219 | others - machine code |
| A180BS | others - push pin |
| 07T34DGM | others - minute hand |