The Seiko 5Y30-6A50 is a watch model based on the 5Y30 movement.
Parts List
| 275P05HN03 | crystal |
| 275W03HN01 | crystal |
| 275W03HN | crystal |
| 35M27NN1 | crown |
| 0F220BAA3 | case back gasket - case back gasket |
| 0F220BAA | case back gasket |
| 86591110 | crystal gasket |
| B1633C | band |
| B1633G | band |
| B1633C-BK5S | clasp - clasp |
| B1633G-BK5G | clasp - clasp |
| 2BG115LABDG | hand - minute hand |
| 1BG080LABDG | others - hour hand |
| 1BE075LABDG | others - hour hand |
| 11T25DGM | others - minute hand |
| 82733090 | others - case ring |
| EB0055B01 | others - crown and stem gasket |
| 0351671 | others - winding stem |
| 5Y306A5075 | others - case |
| 5Y306A507H | others - case |
| 5Y306A80XB14 | others - dial |
| 5Y306B00XG14 | others - dial |
| 5Y306B10XG19 | others - dial |
| 5Y306B10XS19 | others - dial |
| 10T09DGH | others - hour hand |
| 10T09DGM | others - minute hand |
| 10T25DGM | others - minute hand |
| 10T25DGH | others - hour hand |