The Seiko 3F31-0B10 is a watch model based on the 3F31 movement.
Parts List
| 200P08SN01 | crystal |
| 30MK8NA4 | crown - crown |
| 0F190NA1S | case back gasket - case back gasket |
| 86580100 | crystal gasket - plastic gasket for crystal |
| DAJ5BW | band - leather band |
| DAJ6CW | band - leather band |
| 0354735 | others - winding stem |
| 82833980 | others - case ring |
| 3F310B10 | others - case back |
| 3F310B1076 | others - case |
| 3F310B107N | others - case |
| 3F310B30XS19 | others - dial |
| 3F310B40XS19 | others - dial |
| 3F311 | others - machine code |
| 87020760 | others - back plate |
| A120AS | others - push pin |
| 1AA055A1BAA | others - hour hand |
| EZ0035B01 | others - crown and stem gasket |
| 08SC22D1 | others - second hand |
| 2AA080A1BCA | others - minute hand |
| 2AC080A1BDG | others - minute hand |
| 1BC055A1BNG | others - hour hand |