Orange gold on leather strap 311.63.44.51.01.001

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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.
• Transparent case backA transparent case back - frequently made of sapphire - makes it possible to see the movement inside the watch.
• 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.

technical data

• Crystal

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

• Case

  Orange gold

• Dial

  Black

• Water resistance

  100 m (330 feet)

• Size

  Gents
  Case Diameter: 44.25 mm

movement

Caliber: Omega 9301

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. Oscillating mass and balance bridge in red gold. Luxury finish with exclusive Geneva waves in arabesque.

Power reserve: 60 hours