In the Timekeeping Mode, hold down A until the seconds digits start to flash (about two seconds). This enables setting of the seconds. Press C to move the flashing in the sequence shown below to select the other settings. When the timekeeping setting you want to change is flashing, use D and/or B to change it as described below. In the Timekeeping Mode, hold down A for about two seconds until the time zone setting screen appears. [SET Hold] will appear on the watch display, followed by the time zone setting screen. Use C to select the item whose setting you want to change. Each press of C cycles through available settings in the sequence shown below. The DW6900 series offers the same standard Casio G-Shock features mentioned previously. It’s available in a variety of colors, trims and special editions. The GW6900-1 adds solar, atomic, world time and auto-DST (Daylight Savings Time). Another set-and-forget watch. The “three eyes” at the top of the watch face are LCD pie-graphs. Now you need to select whether or not your city is currently in daylight savings time. If your city is in daylight savings time, press the D button to toggle it on. The D button will toggle daylight savings time on and off. Choose the appropriate one and then press the C button to get to the next step. Time Date and Day of the week To return to the Timekeeping Mode, press Ⓒseveral times. In the Timekeeping Mode, hold down Ⓐuntil the city code starts to flash. NYC City code ON or OFF 2. Press Ⓒto display the DST setting screen. NYC ON 4. Use D (+) and B (–) to change the time (hour and minute) setting. Each press of either button will move the hands (1 Hour Hand and 3 Minute Hand) one minute. Holding down D or B will start high-speed 1 Hour Hand and 3 Minute Hand movement in the applicable direction. To stop high-speed hand movement, press any button. Multiple functions, all at your fingertips. CASIO WATCHES. （Smartphone app）. Confirmed OS version. - Automatic time adjustment*. - World Time for over 300 cities*. - Alarm/Timer setting. - Phone Finder. * Updating of internal data according to the latest time zone/ daylight saving time information. Changing the Time. Push the MODE button three times when the watch is in timekeeping mode. You will pass through the stopwatch and alarm modes of the watch and get to the timekeeping mode, but with seconds blinking. Push the MODE button to highlight hours. Push the START button to change the hour value. WSA0KFn.