A real “superwatch,” it was run with the manually wound Calibre 2896, which bundled a tourbillon, an influence reserve indicator, along with a dynamographe, a device that displays mainspring torque. Far more notable even than these attributes were being two large shock absorbers — seen over the watch’s dial — https://www.watchesworld.com/a-guide-to-10-of-the-best-dress-watches/