The famous Chronograph-Movement 7750 

Valjoux is responsible for the design and manufacture of the Valjoux 7750 movement (and variants), an extremely popular movement used in the majority of mechanical chronograph watches on the market today.

Technical details:

Brand: ETA (SWISS)
Reference: 7750
Movement: Automatic
Display: Analog
Diameter: 30.00
Jewels: 25
Reserve: 42
Frequency: 28800
Date: Date, Day
Chronograph: Chronograph
Hands: Hours, Minutes, Small Seconds 


Some watch brands that use base movements manufactured by Valjoux include POP-PILOT®, Fischer&Cie., Appella, Breitling, Cyma Watches, Dreyfuss & Co., Fortis, Gallet, Glycine, Hamilton Watch, IWC, Invicta Watch Group, Junghans, Longines, Mido, NIXON Inc., Omega, Oris, Panerai, Porsche Design, Sinn, TAG Heuer, Tissot, Tutima, Xezo and Zodiac.

There are also a large number of derivative chronograph movements based on the Valjoux 7750 base. These include ETA's own Valgranges, designed for larger watches, as well as the following third-party movements:

  • Alfred Rochat for Chronoswiss (C. 732 or C. 741, C 741 by Rochat)
  • Dreyfuss & Co. (Have a range of 7750 Valjoux watches)
  • Fortis (developed by Paul Gerber featuring an alarm and two springs)
  • Franck Müller (for example FM 7850 CC MB)
  • Hamilton (for example H31)
  • IWC
  • Jacques Etoile (cal. IV.C4)
  • La Joux-Perret/Jacquet (for Jaquet Droz, Bremont BE-83, and others)
  • Maurice Lacroix ML112
  • Paul Picot ("Atelier Technikum")
  • Panerai
  • Porsche Design (Eterna 6036)
  • Revue-Thommen ("Airspeed Flyback")
  • Sellita SW500
  • Sinn ("Flyback")
  • Soprod
  • Damasko (fitting a Si main spring to the 7750)

  


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