A true “superwatch,” it was driven from the manually wound Calibre 2896, which provided a tourbillon, an influence reserve indicator, as well as a dynamographe, a tool that shows mainspring torque. Much more noteworthy even than these characteristics had been two significant shock absorbers — obvious around the watch’s dial https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/