A pre-owned men's Omega Speedmaster chronograph with black dial. Features a silver-tone stainless steel case, fixed black tachymeter bezel, analog display, luminous hands and markers including minute markers around the outer rim, date function at the 3 o'clock position, automatic movement Calibre 1164 (ETA-based), 25 jewel, chronometer certified, sapphire crystal with scratch resistance, round case shape measuring 40mm diameter and 15mm thickness, 19 inch band of 17 mm width using a fold-over clasp, water resistant to 100 meters.