Omega Speedmaster First Omega In Space automatic chronograph wristwatch (Ref: 1119601). Crafted from black stainless steel case and bracelet, features a sapphire crystal bezel and main display. Powered by the Caliber C321 self-winding mechanical movement with hacking second function. Includes moon phase complication and a perpetual calendar displaying date in aperture at 4 o'clock. Luminous hands and baton indices with Super-LumiNova ensure excellent legibility under low light conditions. Black dial contrasts elegantly with applied hour markers and indexes, featuring tachymetric scales for speed measurement on the outer bezel. This authentic Omega Speedmaster exemplifies precision engineering, sophisticated design, and enduring luxury.