MB&F caliber LM Sequential Flyback
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| Brand: | MB&F |
|---|---|
| Reference: | LM Sequential Flyback |
| Movement: | Handwound |
| Display: | Analog |
| Jewels: | 63 |
| Reserve: | 72 |
| Chronograph: | Chronograph, Column wheel, Rattrapante, Flyback |
| Hands: | Hours, Minutes |
LM Sequential Flyback description
Engine
Fully integrated dual chronograph flyback system developed for MB&F by Stephen McDonnell, featuring Twinverter switch allowing multiple timing modes.
Manual winding with double mainspring.
72 hours (3 days) power reserve.
Flying balance wheel with regulating screws at 12 o’clock, Breguet overcoil.
Superlative hand finishing; internal bevel angles highlighting handcraft; polished bevels; Geneva waves; hand-made engravings, darkened bridges (NAC finish).
Balance frequency:3Hz (21,600 vph).
Number of components: 619
Number of jewels: 63
Functions
Time display (hours/minutes) at
6 o’clock.
Left chronograph : seconds displayed at 9 o’clock and minutes at 11 o’clock; start/stop pusher at 10 o’clock and reset/flyback at 8 o’clock.
Right chronograph : seconds displayed at 3 o’clock and minutes at 1 o’clock; start/stop pusher at 2 o’clock and reset/flyback at 4 o’clock.
Twinverter pusher at 9 o’clock: binary switch that inverts the current start/stop status of both chronographs.
Both chronographs are equipped with a flyback.
Power reserve indication at the back of the movement.
