It is VERY easy to open this watch. The battery and button contacts are attached to the back plate. Only four little screws to remove once the strap has been removed. I suggest opening careful cleaning and checking of contacts. Then re-assemble. See here for how to open:
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It is VERY easy to open this watch. The battery and button contacts are attached to the back plate. Only four little screws to remove once the strap has been removed. I suggest opening, careful cleaning, and checking of contacts. Then re-assemble. See here for how to open:
It is VERY easy to open this watch. The battery and button contacts are attached to the back plate. Only four little screws to remove once the strap has been removed. I suggest opening careful cleaning and checking of contacts. Then re-assemble. See here for how to open:
[guide|101155]