The Seiko 7321-0180 is a watch model based on the 7321 movement.
Parts List
| 170W02GN00 | crystal - crystal (inorganic) |
| 30M58NS1 | crown |
| 30M58NA1 | crown - crown |
| 0A1800N01 | case back gasket |
| 86572840 | crystal gasket |
| G5035C | band - metal band |
| G5035C-LKG | band - link |
| G5035C-BK4G | clasp - clasp |
| 07T04N1M | others - minute hand |
| 07SC02NG | others - second hand |
| EZ0035B0A | others - crown and stem gasket |
| 0354735 | others - winding stem |
| 82731680 | others - case ring |
| 7321018098 | others - case |
| 73210830XN14 | others - dial |
| 73219 | others - machine code |
| A100AS | others - push pin |
| EZ0035B01 | others - crown and stem gasket |
| 07T04N1H | others - hour hand |