Longines watch. Spirit Zulu Time in stainless steel case and bracelet. Synthetic sapphire crystal. 42mm case. Anthracite arabic dial. 24-hour bezel. Swiss automatic movement. In-house movement L844.4 Caliber. Anti-magnetic Silicon Balance Spring. 72 hour power reserve. Triple time zone display. Date. Chronometer. True Traveller GMT. 42mm case diameter.