“G-SHOCK” is an impact-proof watch that has established a new concept of toughness in watches. It is a full Metal model equipped with a smartphone link in the digital/digital combination [GA-2100] series developed by inheritting the concept of the original DW-5000C. [Shockproof Structure] G-SHOCK's core technology, which pursues toughness, provides a shock resistance to the module and a unique uneven pattern to prevent direct shock to glass or buttons [20 ATM waterproof] Can be used in a wide range of places and conditions, from daily school to water activities such as swimming/surfing/jet-skis [Mobile link function] The function can be linked by Bluetooth Ⓡ communication with compatible mobile phones. [Other Product Features] Tough Solar/Tip Retarding/World Time/Stopwatch/Timer/Time Alarm/Indicator Display/Power Saving function/Full Auto Calender/12/24 Hour Display Switch/Control Sound ON/OFF Switch/Date Display/Day Display/Double LED Light Be sure to check the detailed product description at the bottom and the points to keep in mind when making a purchase before making a purchase! To request a return or exchange, please note that it is mandatory to provide a video of the unpacking of the package.