The Seiko Y302-0A20 is a watch model based on the Y302 movement.
Parts List
| 280P04LN03 | crystal - crystal |
| 6K45M2SMW1 | crown - crown |
| 6K45M2SMG1 | crown - crown |
| FH2980B01 | case back gasket - case back gasket |
| 86177921 | crystal gasket - plastic gasket for crystal |
| 86179271 | bezel gasket - plastic gasket for bezel |
| 70V4JM | band - band |
| 70V4JM-LK5 | band - link |
| 70V4JM-BKB | clasp - buckle |
| 70V4JM-PB1 | clasp - parts for buckle |
| 3AA125F2ANG | others - second hand |
| 3AA125F2ANS | others - second hand |
| A190BS | others - push pin |
| Y3020A10XG14 | others - dial |
| Y3020A10XS13 | others - dial |
| Y3020A18XG14 | others - dial |
| Y3020A18XS13 | others - dial |
| Y3025 | others - machine code |
| 1BG080L2BCA | others - hour hand |
| 0351625 | others - winding stem |
| 1BG080L2BCE | others - hour hand |
| Y3020A206Y | others - case |
| 82292844 | others - bezel |
| 0801959 | others - date dial |
| 0866621 | others - holding ring for dial |
| 82812420 | others - case ring |
| Y3020A2061 | others - case |
| 82292849 | others - bezel |
| 2BG120L0BCE | others - minute hand |
| 2BG120L0BCA | others - minute hand |
| EA0040B0A | others - crown and stem gasket |
Other models with the same movement