Timepieces born of collaboration are not new. What Richard Mille and celebrated actor, artist, director and producer, Sylvester Stallone, bring to horology, however, is a timepiece that is as extreme and luxurious as the passions both men share. Known for their radical materials technology, Richard Mille deploy the 20-piece limited edition RM25-01 Tourbillon Adventure chronograph, a ?horological UFO? able to conquer the most out-of-this-world environments.
Speaking on Stallone, Richard Mille said it best. Stallone is ?an artist, whose deeply personal work is rooted in his passion for great painting and sculpture ? We became friends, and discovered that we were passionate about similar things and had similar desires. He is a fan of all things mechanical, something that comes through in his sculpture works. Of course, he also loves watches, and enjoys wearing them, particularly rather imposing models. So naturally, it occurred to us one day that we ought to do something together.?
?The RM 25-01,? Mille continues, ?is like no watch that has ever existed before. Like Sylvester Stallone himself, it is completely unfettered. Its development was especially slow and painstaking, and as an object it is completely in sync with the brand: extreme, designed for extreme conditions, useful, sophisticated and complex, yet unbelievably tough?the ultimate timepiece.?

Let?s start with the combined Carbon TPT® and Titanium case, an indestructible composite whose surface has become somethin...