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Jerry Greenberg posted an answer for this Casio GShock GShock Youth Culture Theme s DW6900CS4DR WW Watch for Men:
"You cannot change the light. It is an electro-luminescence layer behind the display. It is..."
Jerry Greenberg posted an answer for this Casio Sea Pathfinder Sports Watch (SPF-60D-7AVDR)- SimplyRun Watch for Men:
"I suspect there is water leaking in to the sensor unit circuit located just behind the..."
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