Omega Constellation Automatic wristwatch, from the 1960s, with automatic Swiss Omega 1021 mechanism mounted on a polished steel case. Silver background dial with black metallic hour markers, with a day and date display at 3 o'clock, the seal of the brand below 12 o'clock and captions "Constellation - AUTOMATIC", with "OMEGA CHRONOMETER - OFFICIALLY CERTIFIED" at 6 o'clock. The crown has the Omega seal. Steel strap and folding clasp with Omega seal. Completely original. The watch has been completely serviced by a professional watchmaker. In working order. Brand: Omega Reference: ST 168 0057 Calibre: Omega 1021, automatic, Swiss Year of production: 1960s Case: polished steel with stainless steel cover, 35 mm x 41 mm (excluding cornw) Crystal: Flat, without scratches or marks Strap: Steel Total length: approximately 20 cm Condition: in working order, it has a few marks due to ageing and wear (see photos) Serviced by professional watchmaker, Does not come with box or papers, Real photos, please examine them carefully before bidding, Registered and insured shipping with tracking.