The Seiko 7321-0280 is a watch model based on the 7321 movement.
Parts List
| 185N14JN01 | crystal - crystal |
| 30M68NA1 | crown - crown |
| 0A1870B01 | case back gasket - case back gasket |
| 86573780 | crystal gasket - plastic gasket for crystal |
| DK63B | band - band |
| MK68C | band - leather band |
| 08SC14NG | others - second hand |
| 08T02N1M | others - minute hand |
| A120BS | others - push pin (for lb) |
| 73211450X994 | others - dial |
| 73212000XG14 | others - dial |
| 73219 | others - machine code |
| 732102802G | others - case |
| 82361822 | others - bezel |
| 0354735 | others - winding stem |
| 82731680 | others - case ring |
| DZ0041B01 | others - crown and stem gasket |
| 08T02N1H | others - hour hand |