A true “superwatch,” it was driven with the manually wound Calibre 2896, which bundled a tourbillon, a power reserve indicator, in addition to a dynamographe, a device that displays mainspring torque. Far more notable even than these capabilities were being two significant shock absorbers — visible around the watch’s dial https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/