A real “superwatch,” it had been driven from the manually wound Calibre 2896, which bundled a tourbillon, a power reserve indicator, and also a dynamographe, a device that shows mainspring torque. Extra noteworthy even than these functions ended up two large shock absorbers — obvious to the watch’s dial — https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/