The Seiko Y520-0080 is a watch model based on the Y520 movement.
Parts List
| 125N10LN01 | crystal |
| 25M24NF1 | crown |
| 25M24NS1 | crown |
| 0H1100B01 | case back gasket - case back gasket |
| DZ78B | band - metal band |
| KZ99B | band - metal band |
| ZA80A | band - metal band |
| ZA81A | band - metal band |
| ZZ76A | band - metal band |
| ZZ77A | band - metal band |
| DZ79B | band - metal band |
| KZ70C | band - metal band |
| 04V32DAM | others - minute hand |
| 04V04NAM | others - minute hand |
| 04V04NAH | others - hour hand |
| 04V32DAH | others - hour hand |
| 81182699 | others - bracelet fixing pipe |
| 81609399 | others - bracelet fixing pin |
| 0351930 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |