Silver-tone stainless steel case and bracelet. Fixed silver-tone stainless steel bezel incorporating a black aluminum ring insert. Black dial accented by luminous silver-tone hands and index hour markers with minute indices for hours. Minute markers present around the outer rim. Luminescent properties on all hands and markers. Date display positioned at the 6 o'clock mark. Chronograph functions featuring three sub-dials: one for measuring seconds up to 60, another displaying minutes up to 30, and a third indicating hours elapsed up to 12. Powered by Omega's Calibre 3330 Automatic movement, which is based on the ETA Valjoux 7753 calibre, containing 31 jewels and operates at 28800 vph frequency; offers approximately 52-hour power reserve. Equipped with a scratch-resistant sapphire crystal lens. The screw-down crown provides water resistance up to 100 meters / 330 feet (approximate). Functions include analog time display, chronograph operation, date indicator, hour and minute markers. Watch is part of the Speedmaster Racing Series collection, designed for casual use, labeled Swiss Made.