The Seiko Y520-5070 is a watch model based on the Y520 movement.
Parts List
| K02N66LN01 | crystal |
| 25M24NF1 | crown |
| 0H1200B01 | case back gasket |
| KZ84B | band - metal band |
| KZ85B | band - metal band |
| 04V04NAM | others - minute hand |
| 04V04NAH | others - hour hand |
| 0351930 | others - winding stem |
| T060BS | others - push pin |
| DZ0041B01 | others - crown and stem gasket |