Heuer Gents manual wind Wristwatch Chronograph Autavia so called Mario Andretti

Brand: Heuer
Model: Gents manual wind Wristwatch Chronograph ” Autavia ” so called ” Mario Andretti “
Age ca.: 1960s
Warranty: 6 months
Origin: Switzerland
Case / Ref.: screwed Stainless Steel Case # 88.475, 432, Ref. 3646M
Dial: black original Dial, 45 – Minute – Register, applied Steel Markers, Steel luminous Hands, original (but aged) revolving bezel with 60 Minute – Graduation
Movement: 17 Jewel Movement signed HEUER LEONIDAS, Cal. 92 ( Valjoux ), Shock – Protection ” Incabloc “,
Band / Buckle: black unused signed KAUFMANN Leatherstrap with unsigned Steel Tang Buckle, both added later to the watch
Band Width: 19,0 mm
Condition: in original unpolished condition, the bezel shows some aging ( see fotos ), working perfectly in all functions
Remarks: in all original unpolished condition, 100 % authentic
Diameter: 38,5 mm
Height: 12,4 mm
Lug to Lug: 48,0 mm
Original Box: no
Original Papers: no
Guarantee Card: no