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Resin Sport Strap For Casio G Shock Prg-40t Prg-240t Prg-240-1 Prg-40-3v Men Waterproof Rubber Replacement Bracelet Watch Band - Smart Accessories - AliExpress
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User manual Casio PRG-40B-2VER (English - 8 pages)
Casio Protrek PRG 40 - YouTube
Casio Protrek PRG-40 Mod:2217 Triple Sensor Titanuim made in Korea For Parts | eBay
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