Heuer Calculator 110.633

Heuer 110.633 Calculator Chronograph Stainless Steel

This Heuer Calculator Automatic Chronograph is a specialized "tool watch" from the 1970s, designed as a portable mechanical computer for scientists, pilots, and engineers. Case: A robust 45.5mm tonneau-shaped (cushion) stainless steel case with a thickness of approximately 15.5mm. Movement: Powered by the legendary Heuer Calibre 12, an automatic chronograph movement featuring a micro rotor. A notable design characteristic is the crown at 9 o'clock, opposite the fluted chronograph pushers at 2 and 4. Dial: High-legibility deep blue dial with luminous orange 'baton' hands and accents. It features a dual-register layout with a 30-minute counter and a 12-hour totalizer, plus a date window at 6 o'clock.