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H. Moser & Cie X MB&F

Endeavour Cylindrical Tourbillon Prototype

An audacious and technically impressive prototype stainless steel left-handed tourbillon wristwatch with cylindrical balance spring, burgundy fumé dial, and presentation box

Estimate
$30,000 - 60,000
$60,960
Lot Details
Manufacturer
H. Moser & Cie X MB&F
Year
Circa 2020
Movement No
200’023’934
Case No
No. 200; 121’992
Model Name
Endeavour Cylindrical Tourbillon Prototype
Material
Stainless steel
Calibre
Automatic, cal. HMC 810, 29 jewels
Bracelet/Strap
Leather
Clasp/Buckle
Stainless steel H. Moser & Cie deployant clasp
Dimensions
41mm Diameter
Signed
Movement, buckle, and floating sapphire dial signed H. Moser & Cie. Case signed H. Moser & Cie X MB&F.
Accessories
Accompanied by H. Moser & Cie fitted presentation box, polishing cloth, outer box, and outer packaging.
Catalogue Essay
MB&F’s motto is “the creative adult is the child who survived.” Having grown up alongside the relaunched H. Moser & Cie, it’s fitting that the two irreverent, young watchmaking brands would seek opportunities to collaborate, with Moser already supplying MB&F with custom hair springs. In 2020, they launched an “unprecedented” collaboration combining their horological savoir faire, design aesthetic, and tongue-in-cheek execution.

One of the results of this amalgamation of funky watchmaking was the Endeavor Cylindrical Tourbillon. Only 75 pieces were made in stainless steel, in 5 fumé dial colors with 15 examples each – funky blue, cosmic green, off-white, ice blue, and like the present example, burgundy. The dial treatment , exposed cylindrical tourbillon, and movement are decisively Moser, while the MB&F identity comes through in the design of the dial elements and the domed crystal. Time is told via a tilted sapphire crystal affixed to the lower portion of the movement.

The highly specialized domed dials are machined under oil in a painstakingly slow process to reduce the possibility of cracking. The cylindrical hairspring tourbillon is manufactured in-house by Moser, with the function over the traditional flat hairspring being that stress is spread out throughout the spring rather than concentrated on the ends – an edge not many other brands have considered developing.

It seems as though each dial color had a prototype example; the present watch is the prototype for the burgundy fumé. Though reddish in some lights, it is almost a deep pink in others, and highly wearable even with the intensely domed crystal. Preserved in nearly brand new condition, it is a unique opportunity to pick up a singular, unique timepiece from two highly regarded independent watchmaking brands.

H. Moser & Cie X MB&F

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