Zulu' YES Watch with a two-tone white and yello gold accented titanium case and bracelet and a sapphire crystal as well as an indigo LED display. Additional leather and rubber straps are included as well as tools for changing the straps and sizing the link bracelet. Includes daily sunrise/sunset, moonphase, moonrise/moonset data as well as time, perpetual calendar date that automatically adjusts for daylight savings, alarm with snooze, stopwatch, 9999 day countdown timer, 2nd time zone and LED backlighting. For a more complete explanation of all the functions of YES Watches, please visit our 'How Yes watches work' page.