The Seiko 7A28-7050 is a watch model based on the 7A28 movement.
Parts List
| 325W18GA00 | crystal |
| 325W18GN00 | crystal - crystal |
| 45M62NS1 | crown - crown |
| FH3180BOA | case back gasket |
| FH3180B0A | case back gasket - case back gasket |
| 0Z3314B02 | case back gasket - rotating bezel gasket |
| 86566660 | crystal gasket - plastic gasket for crystal |
| 86566860 | bezel gasket - plastic gasket for bezel |
| 80600603 | pusher - button (4h) |
| 80600604 | pusher - button |
| GA55A | band - band |
| 12BH2MKH | others - hour hand |
| 12BH2MKM | others - minute hand |
| 04E14AK | others - sub hand |
| 04E14AV | others - sub hand |
| 7A28705LXB19 | others - dial |
| 7A289 | others - machine code |
| 84304763 | others - dial ring |
| A200CS | others - push pin |
| 81350540 | others - button spring |
| 83200271 | others - button spring clip |
| EC0060B0A | others - button gasket |
| 7A287050SC | others - case |
| 82332769 | others - bezel |
| 0354726 | others - winding stem |
| 13SC04A3 | others - second hand |
Caliber 7A28
