Discover the Legacy Machine Sequential Flyback Platinum

Dive into the world of luxury watchmaking with MB&F’s latest innovation: the Legacy Machine Sequential Flyback Platinum. This exceptional watch, winner of the Aiguille d’Or at the Grand Prix d’Horlogerie de Genève, redefines the limits of the chronograph and offers you an unparalleled time measurement experience.

A Revolutionary Chronograph

The Legacy Machine Sequential Flyback Platinum is much more than just a watch. Designed by the horological genius Stephen McDonnell, this exceptional piece features a unique movement that combines two independent chronographs linked to a single escapement and oscillator. This technical feat minimizes energy loss and offers unparalleled measurement precision.

A Multitude of Timing Modes

This luxury watch offers you a variety of timing modes to meet all your needs. Whether it’s for measuring simultaneous, cumulative, sequential times, or even for using the flyback function, the Legacy Machine Sequential Flyback Platinum is the ideal tool for all precision enthusiasts.

Technical Characteristics

Movement: Fully integrated double chronograph and flyback system, developed by Stephen McDonnell for MB&F, Twinverter switch enabling several timing modes. Manual winding, double barrel. 72 hours (3 days) power reserve. Flying balance wheel at 12 o’clock, adjustment screws, Breguet curve. Beautiful hand finishes; inward angles highlighting the hand work; polished angles; Geneva stripes; hand engravings; blackened bridges (NAC treatment). White lacquered inclined dials. Frequency: 3 Hz (21,600 vph). Number of components: 619. Number of jewels: 63.

Functions: Hour and minute display at 6 o’clock. Left chronograph: seconds display at 9 o’clock and minutes at 11 o’clock; start/stop pusher at 10 o’clock; reset/flyback at 8 o’clock. Right chronograph: seconds display at 3 o’clock and minutes at 1 o’clock; start/stop pusher at 2 o’clock; reset/flyback at 4 o’clock. Twinverter pusher at 9 o’clock: binary switch to reverse the start/stop function of both chronographs. Both chronographs are equipped with a flyback. Power reserve indicator on the back of the movement.

Case: Material: platinum. Dimensions: 44 mm diameter x 18.2 mm thickness. Number of components: 88. Water resistance: 30 m / 3 ATM / 90 feet. Screw-down crown. Sapphire crystals on the front and back, anti-reflective treatment on both sides.

Dial: sky-blue mainplate – white lacquered tilted hours and minutes sub-dial at 6 o’clock with blued hand – 4 white lacquered domed chronograph rings with blued hands, 60-second white lacquered rings at 9 and 3 o’clock, 30-min elapsed times at 11 and 1 o’clock – suspended oversized balance wheel at noon

Strap and Buckle: Alligator strap with white gold folding buckle.


The Legacy Machine Sequential Flyback Platinum is a limited edition of only 33 pieces, making it an exclusive and sought-after timepiece for collectors. This exceptional watch retails for CHF 188,000, EUR 192,000 or USD 218,000 (all prices excluding taxes). Its unique features, innovative design, and limited availability make it a valuable investment for watch enthusiasts and collectors alike.

For more information, please consult mbandf.com

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