Speedmaster HB-SIA Co-Axial GMT Chronograph
Titanium on rubber strap 321.92.44.52.01.003
- gallery
- Features
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- 24 hours GMTA GMT function means that the watch has a second hour hand which completes one full rotation in 24 hours and a 24-hour index on the dial. Particularly useful for wearers who wish to track two time zones.
- 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).
- Numbered editionA watch series each of whose pieces is numbered sequentially in the order it is produced.
- Small secondsA hand on a sub-dial which tracks seconds; typically it completes a full rotation in one minute.
- 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
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- Crystal
Scratch-resistant sapphire crystal with anti-reflective treatment on both sides
- Case
Titanium
- Dial
Black Carbon fibre
- Water resistance
100 m (330 feet)
- Size
Gents
Case Diameter: 44.25 mm
- Crystal
- movement
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Caliber: Omega 3603
Self-winding chronograph with column wheel mechanism, free sprung-balance and Co-Axial Escapement for greater precision and durability. 2nd time zone through 24 hour hand. 12 hour and 30 minute totalizers, stop second function, start/stop push button, return-to-zero push button. Rhodium plated finish and gold plated engravings. Officially certified chronometer.
Power reserve: 52 hours
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