Speedmaster Professional

Steel on steel 311.32.42.30.04.001

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Features

• Limited editionA series of watches whose production run is determined in advance of production and limited to a set number.
• Small secondsA hand on a sub-dial which tracks seconds; typically it completes a full rotation in one minute.
• ChronographComplicated watch with a function for measuring short time periods in addition to its function for permanently displaying hours, minutes and seconds.
• 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.

technical data

• Crystal

  Hesalite crystal with OMEGA logo in the centre

• Case

  Steel

• Dial

  White

• Water resistance

  50 m (167 feet)

• Size

  Gents
  Diameter: 42 mm

movement

Caliber: Omega 1861

Famous manual-winding chronograph movement that was worn on the Moon. Rhodium-plated finish

Power reserve: 48 hours