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These watch guts from Casio can receive radio synchronization signals from six transmitters around the world every hour at the 55-minute mark—if the individual holes in the gear sprockets don't line up in precisely the exact position as measured by a 16Hz blinking LED and a phototransistor, the watch adjusts accordingly. The first Tough Movement watch, the G-Shock GS-1200, will be available in Japan for $388. [Tech ON via Oh Gizmo]
Casio Tough Movement For G-Shock Uses Internal LEDs to Sync Time
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9:40 AM on Fri Aug 1 2008
By John Mahoney
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