IWC Schaffhausen Big Pilot's Watch 43 Tourbillon Markus Bühler

The IWC Big Pilot's Watch 43 Tourbillon Markus Bühler, reference IW329901, has a 43 mm platinum case. The watch has a flying minute tourbillon; a screw-down crown is set into the case, which measures 14.5 mm thick; self-winding calibre 82905 has a 80-hour power reserve. Arched-edge sapphire glass covers the black dial. A black leather strap is on the watch. A water-resistance rating of 100 metres applies to the case. A see-through case back displays the movement. The movement runs at 28,800 vibrations per hour. The calibre contains 25 jewels within an assembly of 197 components.