Features omega watches
Steel on leather strap 3881.30.37
- DateThe day of the month, displayed in a window on a watch dial typically at the 3 o’clock or 6 o’clock position.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).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.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.Transparent case backA transparent case back – frequently made of sapphire – makes it possible to see the movement inside the watch.
- technical data
- CrystalScratch-resistant sapphire crystal
Water resistance100 m (330 feet)
SizeGentsCase Diameter: 44.25 mm
- Caliber: omega watches 3603Self-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