Repair of a Vintage Breitling Chronomat | Valjoux 7750 Movement
In this video, we invite you to discover the complete repair of a vintage Breitling Chronomat, equipped with the legendary Valjoux 7750 movement. This iconic chronograph, favored by watch enthusiasts for its precision and timeless design, is in our hands for a full service.
On the agenda:
Disassembly of the Valjoux 7750 movement, piece by piece, to reveal the intricate details and engineering of this classic chronograph.
Thorough cleaning of each component to ensure optimal functioning and extend the lifespan of the movement.
Careful lubrication and reassembly of the mechanism, with precise adjustments to guarantee perfect performance.
Revision of the exterior appearance, including polishing the case and bezel to restore the watch's original shine.
Final testing to check the accuracy and robustness of the watch after the repair.
Whether you are a Breitling enthusiast or a fan of mechanical watches, this video offers you a fascinating insight into the repair process of an exceptional chronograph. Don't forget to like, comment, and subscribe for more content on vintage watches and their maintenance!
⏱️ CHAPTERS
0:00 A Breitling Chronomat on the workbench
2:00 A heavily used watch, never serviced
4:00 Disassembly of the dial side and date mechanism
6:00 Valjoux 7750: a cam chronograph, not a column wheel
8:00 Why the 7750 is so robust
10:00 Disassembly of the barrel and its spring
12: Removal of the rotating bezel
14: Reassembly of the barrel spring
16: The time-setting mechanism
18: Replacing the gear train
20: Installing the balance on the jewels
22: Fewer parts than other chronographs
24: The clutch part of the chronograph
26: The large chronograph spring put back in place
28: The hammer and the reset
30: Replacing the dial
32: Reset test: does the hand return to zero?
34: Changing and lubricating the seals
36: Closing the case
⬇️ IMPORTANT LINKS ⬇️
🎁 FREE TRAINING: Want to get hands-on without breaking anything? I created a "Disassembly Challenge" video, 100% free, to teach you how to open and disassemble your first mechanical watch step by step.
🛠️ MY RECOMMENDED TOOLS:
Looking for reliable watchmaking tools to get started? Check out my Swiss tool kits and Moebius lubricants:
📱 TO GO FURTHER:
Maison Vénus:
Horotec:
#watch #restoration #breitling