Breitling watch chronomat gmt with the chronomat gmt breitling offers a travel watch boasting unprecedented user friendliness the wearer need only pull out the crown and turn it either backwards or forwards to move between timezones without losing any precision in the minutes display equipped with the manufacture breitling caliber 04 this model is one of the rare chronographs to offer such a smoothly functional dual timezone system with its exclusive design and its three dimensional dial