The MB&F’s latest creation the Horological Machine No. 4 is an imposing watch…quite large, though it sits well on the wrist.

MB&F HM4 Thunderbolt

Made from titanium and sapphire crystal, the watch is a rather interesting piece of sculpture…reminiscent of a rocket ship or a jet engine.

Two engine like scuptures, I guess that is the best way to describe the tapering, conical tubes, which carry the time indicators on the right barrel and the power reserve on the left barrel.

The view from the rear…showing the escapement, visible within the watch:

Detail showing the time telling side:

Between my thumbs to show relative size:

The movement on its own, outside the case is just as unusual:

The detail showing the escapement:

And the ever charming Max Busser himself: