The Seiko 7321-5560 is a watch model based on the 7321 movement.
Parts List
| ESCN32SN00 | crystal |
| 25M02NA4 | crown - crown |
| 0H1970N01 | case back gasket - case back gasket |
| DK45B | band - leather band |
| 07T40CGH | others - hour hand |
| 07T40CGM | others - minute hand |
| A130AS | others - push pin (for lb) |
| 73211000XG18 | others - dial |
| 732155604L | others - case |
| 73219 | others - machine code |
| 82730520 | others - case ring |
| 0354735 | others - winding stem |
| 07SC06DG | others - second hand |
| DZ0041B01 | others - crown and stem gasket |