The Seiko Y799-5039 is a watch model based on the Y799 movement.
Parts List
| SA6W96GN00 | crystal |
| 0A2550B01 | case back gasket |
| EG0115B01 | case back gasket - button gasket |
| 86569480 | crystal gasket - plastic gasket for crystal |
| 80605023 | pusher - button |
| 247MC | band - metal band |
| A180BS | others - push pin |
| Y7990 | others - machine code |
| Y79950309999 | others - panel cover |
| Y799503962 | others - case |
| Y799503962A | others - case |
| Y799503962B | others - case |
| Y799503A9989 | others - panel cover |
| Y799503B9979 | others - panel cover |