Look to g shock for the latest innovation in timekeeping with this gpw 1000 1a boasting the title of the worlds first atomic gps solar hybrid with radio controlled technology using multi band 6 capabilities this piece can select any of 6 time calibration signals from around the globe and determine your time zone and seasonal time and will alter the watch accordingly all this technology is encased in a resin triple g shock resistant structure with a sapphire crystal window and finished with