The Seiko 5P30-6120 is a watch model based on the 5P30 movement.
Parts List
| 250N21JN01 | crystal |
| 32M47NA1 | crown |
| DZ0065B01 | case back gasket - button gasket |
| 0H2400B01 | case back gasket - case back gasket |
| 86581550 | crystal gasket |
| LK52C | band - leather band |
| 0351671 | others - winding stem |
| 09T07DGH | others - hour hand |
| 5P306110XB14 | others - dial |
| 5P30612025 | others - case |
| 82801390 | others - case ring |
| A160BS | others - push pin |
| 09T07DGM | others - minute hand |
| 1BH070A1BNG | others - hour hand |
| 2BH095A1BDG | others - minute hand |