The Seiko Y520-5030 is a watch model based on the Y520 movement.
Parts List
| ESJN56LN01 | crystal - crystal (inorganic) |
| 25E50NF1 | crown |
| 0H1400B01 | case back gasket - case back gasket |
| 908LC | band - leather band |
| 0351930 | others - winding stem |
| 82726820 | others - case ring |
| Y5200 | others - machine code |
| Y5200148XB14 | others - dial |
| Y52050302S | others - case |
| 04V36NGM | others - minute hand |
| 05V08N1H | others - hour hand |