A true “superwatch,” it had been powered by the manually wound Calibre 2896, which incorporated a tourbillon, an influence reserve indicator, plus a dynamographe, a tool that displays mainspring torque. Far more noteworthy even than these characteristics have been two big shock absorbers — seen about the watch’s dial — https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/