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pixll
192
Jan 5, 2017
Hmm, I'd like to see a couple of their 'Tough Solar' models. When I went to get the battery replaced for my old G-Shock watches in the past, they always managed to screw up the watertight seal.
foRiRe
1
Jan 5, 2017
pixllThe guy replacing my battery said that replacing the battery WILL break the watertight seal. There was only like pieces of rubber on the inside I recall.
Adragontattoo
109
Jan 9, 2017
foRiReIt's an O-Ring. That is something that is almost universally used to keep out water. Simply screwing two pieces of metal together does not keep out water. Capillary action ( https://en.wikipedia.org/wiki/Capillary_action ) will pull the water along the threads.