Certina , A wristwatch of steel. Model DS-2 Super PH 1000M, ref. 5801302. Mechanical movement with automatic winding and date, cal. 25–651. Black dial with cream-coloured hour markers and white/orange hands. Black 'racing' strap with C-type buckle of steel. Watch diameter 42 mm. 1970s., Wear due to age and use. The watch works, but we do not guarantee for the functionality.