1. Introduction Thank you for taking the time to view this slideshow. Besides documenting your watch, it will walk you through the re- assembly and pieces of your watch. Thank you for taking the time to view this slideshow. Besides documenting your watch, it will walk you through the re- assembly and pieces of your watch. To skip a slide simply press the right arrow key or to go back to a previous slide, press the left arrow key. To skip a slide simply press the right arrow key or to go back to a previous slide, press the left arrow key. Thank you again and enjoy the show. Thank you again and enjoy the show.

2. Gents Omega Seamaster 300, reference #165.024, movement caliber 552, 24 jewels, serial #24,726,402. Manufactured in Switzerland in 1967.

7. Inside caseback as found.

9. Movement showed signs of hard use before the overhaul.

12. Bright polish surfaces were exposed to humidity. Normal for a divers watch.

13. Before.

14. Parts were used from a scrap movement (from Bob Ruby).

15. Winding parts.

16. Escapement parts.

17. The watch movement and case are completely taken apart, cleaned, inspected, damaged and worn parts are replaced, lubricated and adjusted properly.

18. Setting parts.

19. Clean time train installed.

20. Base movement with clean escapement installed.

21. Clean dial side of movement.

22. Dial side completed.

23. Clean movement installed in case.

24. Underside of automatic winding system.

25. Automatic wind system ready to install on cased movement.

26. This movement is identical to the Constellation caliber 551 24 jewel movement.

31. This caseback has many previous service marks in it. In the old days, case marks were scratched into the metal of the caseback. Today we use indelible ink. The following few pics are of these old case marks.

35. This was obviously someone’s favorite watch! Although well “loved”, it cleaned up very nicely.

36. New-old stock bracelet.

42. All Genuine Omega parts. The crystal, crown, movement, case and bracelet on this watch are all signed with the genuine Omega Trademark Logo. The crystal, crown, movement, case and bracelet on this watch are all signed with the genuine Omega Trademark Logo.

43. Now THAT is a big pilots watch!!

44. Thank you for your business, I appreciate the opportunity to serve you. This watch should be checked annually for water resistance and again for maintenance service in 2010. Thank you and best regards. Jon W. Horton Certified Master Watchmaker AWI, AWCI, MBHI, NAWCC, SPW