A true “superwatch,” it was driven with the manually wound Calibre 2896, which bundled a tourbillon, a power reserve indicator, as well as a dynamographe, a device that shows mainspring torque. Much more notable even than these attributes have been two massive shock absorbers — obvious on the watch’s dial https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/