this is a beautiful heuer autavia 73363 racing-chronograph in famous „jo siffert colors“. the handwound valjoux 7733 is protected by an honest and unpolished 42mm steelcase (serial 213xxx). the panda dial and handset are both carrying the original tritiumlume which appears in a beautiful warm and matching vanillatone. all parts like crown, pushers and plexi are the original ones that came with the watch in about 1972. the movement was checked through and is running exactly in all functions. the autavia comes on a beautiful black corfamstrap.