The Seiko 5Y30-5K39 is a watch model based on the 5Y30 movement.
Parts List
| RELN17JN01 | crystal |
| RELN17JN | crystal |
| 32M33NA1 | crown |
| 0H2600B01 | case back gasket - case back gasket |
| 0H2600B0 | case back gasket |
| DZ0065B01 | case back gasket - button gasket |
| M1023G | band |
| M1023G-BK6G | clasp - clasp |
| M1023G-PB3 | clasp - parts for buckle/clasp |
| M1023G-EP2 | others - endpiece |
| 0351671 | others - winding stem |
| 5Y305K30XG14 | others - dial |
| 5Y305K30XS14 | others - dial |
| 5Y305K39 | others - case back |
| 5Y305K3925 | others - case |
| 5Y309 | others - machine code |
| 82842150 | others - case ring |
| 2BA085A3BDG | others - minute hand |
| 08T03JCH | others - hour hand |
| 08T03DGM | others - minute hand |
| 1BA055A3BNG | others - hour hand |