
The TAG Heuer Calibre TH81-01 is a skeletonised automatic split-seconds chronograph developed with Vaucher Manufacture Fleurier. Operating at 5 Hz, it features a column-wheel mechanism, a 9 o'clock rattrapante pusher, and a grade-5 titanium construction, offering a 65-hour power reserve. The movement is hand-finished with anglage and black-polished steel, featuring a shield-shaped rotor and checkered-flag engraved bridges visible through a sapphire case back.