H. Moser & Cie. calls the Endeavour Tourbillon Skeleton an exercise in removing to reveal. For once, the phrase fits. In a 40 mm 5N red gold case, the fully skeletonised HMC 814 shows more air than metal, yet what remains is purposeful. Light streams through, and the one minute flying tourbillon at 6 o’clock becomes the anchor point rather than an interruption.
The geometry is disciplined. Anthracite bridges and main plate, dressed with drawn strokes, give a modern, almost architectural calm. Gold plated indices and leaf hands add a measured warmth, the kind that keeps a technical object from feeling clinical. Readability in skeleton watches often suffers. Here, the contrasts help. It is not a dial for the dark, but it is not a maze either.
The self winding HMC 814 is the quiet headline. It is skeletonised in three dimensions, its oscillating weight openworked to match, and its barrel hollowed to show the mainspring. Practicality sneaks in with that last touch. The tourbillon carries a double hairspring designed and produced by Precision Engineering AG. Twin matched springs work to correct the shifting center of gravity and reduce friction, a path toward better accuracy and isochronism rather than spectacle for its own sake.
Moser cites diamond bevelling and an anthracite finish on the plate and bridges. The language is spare, which suits the watch. There is symmetry, but not strict mirror play. The Endeavour case flanks keep their asymmetric profiles, a reminder that elegance can live with tension. Height is listed at 10.7 mm, which sounds honest for a tourbillon with automatic winding and a quoted minimum 72 hour power reserve.
I like the restraint. Many skeletons confuse openness with drama. This one feels edited. The movement counts 167 components and 28 jewels, beating at 21,600 vph, yet avoids the busywork aesthetic that skeletonisation sometimes invites. If you come for spectacle, the tourbillon will oblige. If you stay for construction, the double hairspring and the thoughtful voids make the better argument.
On the wrist, the dark brown alligator nubuck strap and red gold pin buckle continue the theme. Nothing shouts. In a world that loves to add, Moser chooses to subtract. Not to simplify, but to reveal. That is a lesson worth keeping.





























































