Casio ProTrek PRW-6100 Review — carbon fiber and clear display
Casio 950 Alt 6100 stuck in auto measurement. Looking through online manual I can't figure how to switch to manual measurement mode. Any advice? Do I need to let the memory fill up first? : r/casio
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RARE! Casio ALT-6100-1V (950) Twin Sensor JAPAN M Men's Watch NEW BATTERY/BAND | eBay