ZENITH "El Primero" chronograph, around 1990. Gold-plated steel round case, diam. 37 mm, ref. 20.0260.400, (very good condition). White dial with applied indexes and the n. 12, with tachymeter scale, (very good condition, original). Automatic movement, cal. 400, (very good condition). Original gold plated buckle. Dial, case and movement signed.
Starting price: € 1'000