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Amazon.co.jp: Miimall [Set of 4] CASIO PRO TREK Smart WSD-F20X / WSD-F20 Glass Film, Tempered Glass, Scratch Prevention, Fingerprints and Dirt Proof, 9H Hardness, 2.5D Round Edge Treatment, Protective Film WSD-F20X /
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Casio unveils Pro Trek WSD-F30, a rugged smartwatch that lasts up to 30 days on a charge | VentureBeat
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