Tag Heuer Formula 1 Chronograph – Ref CAH 1112 - Stainless steel 

Tag Heuer Formula 1 chronograph with reference CAH 1112 and round burgundy dial and silver Arabic numerals and marks for each hour. The watch has three sub dials for the seconds at 6 o’clock, 3 o’clock for hours and minutes at 9 o’clock. At 6 o’clock is engraved “Tag Heuer Formula 1 – Professional 200M”. The window for the date is a 4 o’clock. It is a Swiss Made model. The hands are in stainless steel with Dauphine shape. The watch comes with a black bezel. On the size of the case, you have red rubber (See photo).  It is a screwed back case with engraved outside “Tag Heuer – Swiss Made since 1860 – CAH1112 – GK9442 –Sapphire crystal – Water Resistant 200m Tested – Stainless Steel”. The watch comes a quartz movement with caliber ETA G10.712.CB. The watch has a steel bracelet and double clasp buckle. It fits a 7.50 inches wrist.

History

The company was founded by Edouard Heuer in 1860 in opening a watch comptoir (dealership) in Saint Imier. In 1864, he moves to Bienne with a signed “E Heuer & Compagnie”. 1869, he applied for a patent for an “Independent crown-winding system”. In 1880, he is the first watch producer to start on the series production of chronographs. In 1910 Heuer creates the “doctor’s chronograph with pulsometer. In 1916 Heuer register a patent for the “Microsplit”. 1930, Heuer patented the design of waterproof case. 1949 comes the “Solunar” and the magic “Carrera” in 1963. 1964, Heuer merged with Leonidas S.A. Since 1999, the company is owned by the LVMH Group. In 2006, the “Carrera 360” took up the mantle of the “Microsplit”, a stopwatch accurate to 1/100th of a second.

Technical details

Quartz movement with caliber ETA G10.712.CB.

Measurements

Diameter excluding winding crown: 41mm


Length including lugs: 43mm