Zeno-Watch Basel Pilot Chronograph Automatic Ref. 6557 Swiss-made pilot chronograph powered by the renowned Valjoux 7750 automatic movement. Features a black PVD-coated stainless steel case, black dial with chronograph functions, day/date display, and exhibition caseback showcasing the movement. The watch is running well and keeps time as expected. Overall condition is very good with normal signs of wear from use. The case shows some scratches and wear marks consistent with age and use. The dial has some cosmetic imperfections visible upon close inspection that may not be fully captured in the photographs. The watch is fitted with a black leather strap which is not the original strap. Please review all photographs carefully, as they form an important part of the description and condition assessment. Feel free to contact me if you have any questions or would like additional photos.