The Seiko 7A38-727B is a watch model based on the 7A38 movement.
Parts List
| 310W62JN | crystal |
| 310W62JN01 | crystal |
| 45M74NA1 | crown - crown |
| 35M82NA1 | crown - crown |
| 35M82NS1 | crown - crown |
| 45M74NS1 | crown - crown |
| FH3181B01 | case back gasket - case back gasket |
| FH3181B0 | case back gasket |
| EG0060B0 | case back gasket |
| 86565100 | crystal gasket - plastic gasket for crystal |
| 86178990 | bezel gasket - plastic gasket for bezel |
| 80601809 | pusher - button |
| B1615S | band - metal band |
| 12BK0CSH | hand - hour hand |
| 12BK0CSM | hand - minute hand |
| 04E22AB | others - sub hand |
| 0801593 | others - date dial |
| 0354728 | others - winding stem |
| 81350540 | others - button spring |
| EG0060B01 | others - button gasket |
| 7A387230X923 | others - dial |
| 7A38727B | others - case back |
| 7A38727B61 | others - case |
| 7A389 | others - machine code |
| 82341029 | others - bezel |
| 84320844 | others - dial ring |
| A180BS | others - push pin |
| 81400683 | others - button spring clip |
| 13SC04AB | others - second hand |
| 0Z0060B01 | others - crown and stem gasket |
| 81400829 | others - button spring clip |
Caliber 7A38
