The Seiko Y131-5720 is a watch model based on the Y131 movement.
Parts List
ES9W86LN01 | crystal |
35MR6NF1 | crown |
0A2500B01 | case back gasket - case back gasket |
022MG | band - metal band |
A160BS | others - push pin |
0354786 | others - winding stem |
AD006BA12 | others - crown gasket |