Fault Finding / Fault Diagnosis

181 topics in this forum

1. Seiko 7548a Quartz: not working

   By m0g, November 8, 2022
   • 5 replies
   • 2.4k views
   • 
   • m0g
   • December 28, 2022

2. Seiko automatic chronograph 8R46 strange operation

   By Thomasek, March 18
   • 1 reply
   • 146 views
   • 
   • nevenbekriev
   • March 18

3. Seiko SKX013 issues

   By zepplinc20, October 21, 2022
   • 13 replies
   • 1.8k views
   • 
   • Neverenoughwatches
   • November 5, 2022

4. Seiko SRPE65K1

   By Adie, November 2, 2022
   • 6 replies
   • 631 views
   • 
   • watchweasol
   • November 3, 2022

5. Sporadic quartz stops

   By Dmitry, May 25, 2023
   • 3 replies
   • 1.1k views
   • 
   • JohnR725
   • May 25, 2023

6. Stem keeps coming out of vintage Bulova 10ae movement

   By Watcherwoman, July 8, 2022
   • 24 replies
   • 2.7k views
   • 
   • Watcherwoman
   • July 19, 2022

7. Stem not locking in place

   By Gtpmartin, July 7, 2022
   • 4 replies
   • 1.5k views
   • 
   • HectorLooi
   • July 7, 2022

8. Stem won't come out from economy quartz movement

   By rph952, December 3, 2023   

   • stem stuck
   • 2 replies
   • 349 views
   • 
   • rph952
   • December 4, 2023

9. T691K crown EXTREMELY stiff

   By UziNimrod, November 12, 2023   

   • tissot
   • crown
   • 3 replies
   • 459 views
   • 
   • JohnR725
   • November 13, 2023

10. Tag Heuer Aquaracer with SELLITA SW 200 Movement Autowinder issues

    By Paul80, July 29, 2022
    • 3 replies
    • 1.6k views
    • 
    • MrRoundel
    • July 31, 2022

11. Tightening setting lever screws and unable to set time

    By GuyMontag, June 9, 2022
    • 4 replies
    • 1k views
    • 
    • GuyMontag
    • June 9, 2022

12. Tissot 781: hour hand not in sync with the minute hand

    By MartinOfPrague, March 21
    • 9 replies
    • 572 views
    • 
    • MartinOfPrague
    • March 28

13. Unitas 6380

    By Gaus, July 7, 2023
    • 4 replies
    • 504 views
    • 
    • Gaus
    • July 7, 2023

14. Valjoux 7733 issue

    By sylvav, October 2, 2023
    • 1 reply
    • 343 views
    • 
    • nickelsilver
    • October 2, 2023

15. Very low amplitude 1 2 3

    By rossjackson01, September 6, 2022
    • 57 replies
    • 5k views
    • 
    • mikepilk
    • March 5, 2023

16. Vintage dollar pocket watch hands will not move

    By Edifred, June 16, 2022
    • 6 replies
    • 1.5k views
    • 
    • Edifred
    • June 17, 2022

17. Vintage Wittnauer LED battery replacement issue/problem

    By Probox, October 29, 2023
    • 3 replies
    • 506 views
    • 
    • Probox
    • October 30, 2023

18. Waltham A11 mainspring barrel arbor issues.

    By easj369, August 5, 2022
    • 1 reply
    • 1k views
    • 
    • JohnR725
    • August 6, 2022

19. Waltham Woes!

    By Swan, April 27, 2023
    • 8 replies
    • 964 views
    • 
    • kashub
    • May 13, 2023

20. Watch suddenly gains minutes a day

    By SmallestGiant, March 6
    • 5 replies
    • 529 views
    • 
    • nevenbekriev
    • March 8

21. Watch will run accurately for a day and then stop running

    By GregG, January 23, 2023
    • 3 replies
    • 825 views
    • 
    • JerseyMo
    • January 23, 2023

22. What are the reasons for not moving the balance

    By Khaledabdwatch, September 26, 2022
    • 1 reply
    • 651 views
    • 
    • watchweasol
    • September 26, 2022

23. What could be blocking this Unitas 6428?? (VIDEO)

    By ign03, June 20, 2022
    • 7 replies
    • 1.1k views
    • 
    • canthus
    • June 21, 2022

24. What could be the cause of this widely varying rate? 1 2

    By VWatchie, November 16, 2023
    • 46 replies
    • 2.3k views
    • 
    • nevenbekriev
    • November 30, 2023

25. What does the pirate or the Hitkak mean by hours

    By Khaledabdwatch, November 20, 2022
    • 1 reply
    • 567 views
    • 
    • Ammar
    • November 23, 2022