Certina DS-2 Precidrive Wristwatch, stainless steel, blackened, quartz, black dial, three sub-dials for 30-minute and 12-hour counters, small seconds, date, case number 15BC0258000, reference 10024447ASP15, tachymeter, diameter approx. 41 mm, pin buckle, 88.4 g, case , guarantee book, as new øx