Case material: Steel; Charge: Automatic; Conditions: Used Year : 2006; Presentation condition : With dealer guarantee ; Model: Speedmaster Professional Price on request Gmtbroker Reference: 311.30.42.30.01.005 Manufacturer: Omega Model Name/Number: Speedmaster Moonwatch - 311.30.42.30.01.005 Serial/Year: 78,XXX,XXX - 2006 Condition: (What's This?) II Gender: Men's Movement / Features: Omega caliber 1861 manual-winding movement, 48 hour power reserve, Hesalite crystal, water resistant to 50m (165ft), chronograph, tachymeter Case: Stainless steel (42mm) w/ black tachymeter bezel  Dial: Black w/ luminous hands and hour markers; 3 sub-dials (seconds, 30-minute recorder, 12-hour recorder) Bracelet: Stainless steel w/ deployant clasp (additional NATO strap included) Box & Papers: Omega box, booklet, and papers (warranty card) Comments: This certified pre-owned Omega comes w/ Bob's 3-day satisfaction guarantee and one year warranty Omega Speedmaster "Moon Watch" - 311.30.42.30.01.005 htThe Omega Speedmaster professional chronograph, or Moonwatch, is the master of precision timekeeping. Trusted by Nasa as a tool watch for Astronauts, the Omega Speedmaster has famously accompanied astronauts on six lunar missions. Its impressive chronograph function includes a seconds subdial, 30-minute subdial, 12-hour subdial, and central sweeping hand. Pushing the side pushers engages the chronograph function, allowing the wearer to use their Omega Speedmaster as a stopwatch. The case is also outfitted with a Tachymetric bezel that can be used to measure incredible speeds, a particularly useful fu