The Seiko 7750-5399 is a watch model based on the 7750 movement.
Parts List
| ESSN59SE10 | crystal |
| ESSN59SZ10 | crystal |
| 25N31DA1 | crown |
| 25N31N01 | crown |
| 0H2400B01 | case back gasket - case back gasket |
| ZQA10G | band - leather band |
| ZQA13G | band - leather band |
| 09S19DGH | hand - hour hand |
| 09S19DGM | hand - minute hand |
| 7750539925 | others - case |
| 77505490XB14 | others - dial |
| 775062 | others - machine code |
| 82712590 | others - case ring |
| 81606511 | others - bracelet fixing pin |
| 81181879 | others - bracelet fixing pipe |
| 81608019 | others - bracelet fixing pin |
| DZ0040B01 | others - crown and stem gasket |
Caliber 7750
