Speedmaster Day-Date

Steel on steel 3221.30.00

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Features

• Day-DateApertures which display both the day of the month (numerical) and the day of the week.
• 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.
• Small secondsA hand on a sub-dial which tracks seconds; typically it completes a full rotation in one minute.
• ChronometerLabel given to a watch which has undergone precision tests and received a certificate from an official body (COSC).

technical data

• Crystal

  Domed anti-reflective, scratch-resistant sapphire crystal

• Case

  Steel

• Dial

  Silver

• Water resistance

  100 m (330 feet)

• Size

  Gents
  Case Diameter: 40 mm

movement

Caliber: Omega 3606

Self-winding chronograph movement with day, date and month indications.

Power reserve: 44 hours