The Seiko 4219-5040 is a watch model based on the 4219 movement.
Parts List
| ES7W09LM10 | crystal |
| ES7W09LM40 | crystal |
| 40ML3NS1 | crown |
| 40ML3NN1 | crown |
| AG255BEA1 | case back gasket |
| DB0055B01 | case back gasket - crown and stem gasket |
Caliber 4219
Seiko 4219-5040 Watch Guide