HEUER CARRERA CHRONOGRAPH WRISTWATCH
Maker: Heuer
Model: Carrera
Ref: 3647T
Date: 1960's
Movement: Valjoux 92, mechanical, manual wind.
Dial: Silvered, outer seconds track and inner red tachymeter scale (Denoted by the 'T' in the reference number), dual inset subsidiary dials, and lumed hands/hour markers.
Case: Stainless steel, screw-on back, inner case back stamped 'Heuer-Leonidas SA Swiss, Stainless Steel, 92'.
Strap: Later non-Heuer black rubber mesh-effect 'Tropic' strap.
Size: 36mm