The Seiko Y100-4019 is a watch model based on the Y100 movement.
Parts List
| ES6W86GN00 | crystal |
| 35M82NA1 | crown - crown |
| 0A2550B01 | case back gasket |
The Seiko Y100-4019 is a watch model based on the Y100 movement.
| ES6W86GN00 | crystal |
| 35M82NA1 | crown - crown |
| 0A2550B01 | case back gasket |