Heuer Skipper 7763

HEUER Skipper very rare vintage chronograph in steel reference 7763, Switzerland around 1968, manual winding, Autavia Compressor-case, snap on case back, bidirectional revolving, even faded bezel with 60-minutes graduation, black dial, with 3-coloured sub-dial for 15 minutes-register fine patinated, applied silvered tritium indices and hands, rhodium plated movement calibre Valjoux 7730, 17 jewels, diameter approx. 41 mm, signs of use due to age, condition case 3, condition movement 2, collectable