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ABSOLUTE TOUGHNESS A new G-SQUAD GBD-100 that delivers step count, and interval timer measurement. For the first time, offers high-accuracy distance measurement with the built-in accelerometer and smartphone connectivity. ■Official Links (International - English) http://world.g-shock.com/asia-mea/en/ ■公式ブランドサイト (日本語) http://g-shock.jp/ --- ABSOLUTE TOUGHNESS A 10-year battery life, 10-bar water resistance and 10-meter dropping shock resistance. These were the three requirements of the “Triple 10” concept that led to development G-SHOCK's shock-resistant structure. The rugged shape and robust styling originated with an engineer's brief calling for an