The Seiko Y147-8A20 is a watch model based on the Y147 movement.
Parts List
| 300WP2GN00 | crystal |
| 45M76NS1 | crown - crown |
| 45M76NS | crown |
| 86562390 | case back gasket - plastic gasket for case back |
| 86178611 | crystal gasket - plastic gasket for crystal |
| 030ZAY | band |
| 0354866 | others - winding stem |
| 13SC06LU | others - second hand |
| 0Z0060B01 | others - crown and stem gasket |
| 11CB8KWM | others - minute hand |
| 11CB8KWH | others - hour hand |