The Seiko 5P30-6B89 is a watch model based on the 5P30 movement.
Parts List
| 255N08JN | crystal |
| 255N08JN01 | crystal - crystal |
| 30MA6NA1 | crown - crown |
| 0H2520N01 | case back gasket - case back gasket |
| 0G0055B01 | case back gasket - crown and stem gasket |
| 0G0055B0 | case back gasket |
| G1320C-LKG | band - link |
| G1320G | band - metal band |
| G1320C | band - metal band |
| G1320G-LKG | band - link |
| G1320C-BK4S | clasp - clasp |
| G1320G-BK4G | clasp - clasp |
| 10T36DGH | others - hour hand |
| 10T36DGM | others - minute hand |
| 82803000 | others - case ring |
| 5P306B8925 | others - case |
| 5P306B89EA | others - case |
| 5P306C10XG14 | others - dial |
| 5P306C20XN14 | others - dial |
| 5P309 | others - machine code |
| 0351670 | others - winding stem |
| G1320G-EP4 | others - endpiece |
| G1320C-EP4 | others - endpiece |
| 10T04NGH | others - hour hand |
| 10T04NGM | others - minute hand |