The Seiko 1E50-0139 is a watch model based on the 1E50 movement.
Parts List
| 130N20SN01 | crystal - crystal (sapphire) |
| 30M66NA1 | crown |
| 0H1200N01 | case back gasket |
| BFJ14G | band - leather band |
| KFJ02G | band - leather band |
| 05V44DGM | hand - minute hand |
| 82732560 | others - case ring |
| 1E500139 | others - case back |
| 1E50013925 | others - case |
| 1E500320XG14 | others - dial |
| 1E509 | others - machine code |
| A100AS | others - push pin |
| 0354930 | others - winding stem |
| DZ0041B01 | others - crown and stem gasket |
| 05V08NGH | others - hour hand |
Caliber 1E50
