A real “superwatch,” it had been driven via the manually wound Calibre 2896, which included a tourbillon, a power reserve indicator, along with a dynamographe, a device that displays mainspring torque. More notable even than these options were being two big shock absorbers — noticeable within the watch’s dial — https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/