The Seiko 7A28-7029 is a watch model based on the 7A28 movement.
Parts List
| 320W40GN00 | crystal - crystal |
| 320W40GN | crystal - crystal |
| 45M54NS | crown |
| 45M54NA1 | crown - crown |
| FH3181B01 | case back gasket - case back gasket |
| EG0060B0 | case back gasket |
| FH3181B0 | case back gasket |
| 86566620 | crystal gasket - plastic gasket for crystal |
| 86178710 | bezel gasket - plastic gasket for bezel |
| 80600501 | pusher - button |
| Z1036G | band - metal band |
| Z1036G-LKG | band - link |
| Z1036G-PB1 | clasp - parts for buckle/clasp |
| Z1036G-BK1G | clasp - clasp |
| 04E14AL | hand - sub hand |
| 12BH8MGH | hand - hour hand |
| 12BH8MGM | hand - minute hand |
| 13SC06LL | hand - second hand |
| 7A28702975 | others - case |
| 7A28702LXG18 | others - dial |
| 7A289 | others - machine code |
| 82332581 | others - bezel |
| 84304321 | others - dial ring |
| 83200271 | others - button spring clip |
| 81350540 | others - button spring |
| EG0060B01 | others - button gasket |
| Z1036G-EPG | others - endpiece |
| A200BS | others - push pin |
| 0354726 | others - winding stem |
| 0Z0060B01 | others - crown and stem gasket |
| 81400829 | others - button spring clip |
Caliber 7A28
