The Professional Series GMT is the preferred model of the working pilot. This watch provides an alternate time zone reference "at a glance." Featuring a 24 hour hand that sweeps one revolution during a 24 hour period, the GMT model may be set independently to any time zone.
Pilots use GMT (Greenwich Mean Time) or, more precisely, pilots use UTC or Zulu time as a reference to keep operations coordinated across multiple time zones. Refer to GMT for daily operational variables such as flight planning, schedule, weather reports and forecasts, in-flight contingencies, Air Traffic Control requirements, etc…