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Speedmaster Moonwatch Omega Co-Axial Chronograph

Steel on steel 311.30.44.51.01.002

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Features
  • ChronographComplicated watch with a function for measuring short time periods in addition to its function for permanently displaying hours, minutes and seconds.
  • ChronometerLabel given to a watch which has undergone precision tests and received a certificate from an official body (COSC).
  • DateThe day of the month, displayed in a window on a watch dial typically at the 3 o'clock or 6 o'clock position.
  • TachymeterA tachymeter is an instrument for measuring speed. It is a chronograph with a graduated dial on which speed can be read off in kilometres per hour based on 1000 metres distance.
  • Transparent case backA transparent case back - frequently made of sapphire - makes it possible to see the movement inside the watch.
  • Small secondsA hand on a sub-dial which tracks seconds; typically it completes a full rotation in one minute.

technical data
  • Crystal

    Scratch-resistant sapphire crystal with anti-reflective treatment on both sides

  • Case

    Steel

  • Dial

    Black

  • Water resistance

    100 m (330 feet)

  • Size

    Case Diameter: 44.25 mm

movement
Caliber: Omega 9300

Self-winding chronograph movement with column wheel mechanism and Co-Axial Escapement for greater precision, stability and durability of the movement. Silicon balance-spring on free sprung-balance, 2 barrels mounted in series, automatic winding in both directions to reduce winding time. Rhodium plated finish with exclusive Geneva waves in arabesque.

Power reserve: 60 hours

Other versions of Speedmaster Moonwatch Omega Co-Axial Chronograph (3)

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