A real “superwatch,” it had been powered by the manually wound Calibre 2896, which integrated a tourbillon, an influence reserve indicator, along with a dynamographe, a device that shows mainspring torque. Additional noteworthy even than these functions were being two big shock absorbers — visible around the watch’s dial — https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/