Tag Heuer Autavia Jo Siffert – Ref 1163T – Cal 11 – SS – 1970’s - Serviced

Tag Heuer Autavia Jo Siffert – Ref 1163T – Cal 11 – SS – 1970’s - Serviced

Good condition, Tag Heuer Autavia Jo Siffert – Ref 1163T, chronograph with round white dial with steel baton for each hour. The watch has a panda dial with two sub dials, minutes at 3 o’clock and hours at 9 o’clock. The window for the date is at 6 o’clock. At 6 o’clock comes “Automatic Chronograph - Swiss”. The hands are in steel with baton shape. The hand for the chronograph is blue. Luminous are good. Being a Caliber 11, the crown with the logo is at 9 o’clock and pushers at 2 and 4 o’clock. It is a stainless-steel screwed back case with engraved inside” Heuer Leonidas Swiss – Stainless Steel”. The watch comes a caliber 11 and 17 jewels. The watch has a black/blue leather strap with Heuer buckle. The watch is serviced.

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

Heuer Automatic movement with caliber 11 with 17 jewels, 19,800 A/h with 42 hours of power reserve.

Measurements

Diameter excluding winding crown: 42mm


Length including lugs: 47mm