The Casio G-Shock GS1000 series has a 5-motor chronograph design. It has shock resistance found in all G-shocks and a 200m water resistance. It uses Neo-brite luminous hands and markers. What makes it even more unique is its availability of the World Time based on 29 time zones representing 27 cities with city code display and daylight saving on/off.

It also encompass the daily alarm. It has a 1/20 second chronograph that has a measuring capacity of 24:59'59.95" and also elapsed time measuring mode. It also has an auto calendar can be pre-programed until year 2099. It has both 12 hour and 24 hour formats. Its accuracy is about +/- 20 seconds per month.
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