A true “superwatch,” it was driven via the manually wound Calibre 2896, which bundled a tourbillon, a power reserve indicator, and also a dynamographe, a device that displays mainspring torque. Much more noteworthy even than these features have been two large shock absorbers — obvious about the watch’s dial — https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/