A brand new authentic Omega Speedmaster Moonwatch Professional. Model number 310554225013001 features a manual winding chronometer movement (Calibre 3861). It boasts an elegant rose gold dial with luminous hands and hour markers, complemented by a diamond paved bezel set against a rich brown backdrop. The case is polished 18k Sedna Rose Gold, measuring 42mm in diameter and 13.3mm thick, equipped with a polished 18k Sedna Rose Gold folding clasp bracelet band. This chronograph includes sub-dials for seconds (60 sec), minutes (30 min) and hours (12 hr). Key functions encompass manual winding, hour hand, minute hand, second hand, power reserve indicator, and the chronograph complication with pusher controls. The watch features a scratch-resistant sapphire crystal lens, round case shape, transparent screw-in case back, is water resistant to 50 meters / approximately 165 feet, and comes with a 5-year WatchMaxx warranty.