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