{"product_id":"casio-g-shock-6900-series-gw-6900u-1jf-black-multiband-6-tough-solar-jdm-men-s-digital-watch","title":"CASIO G-SHOCK 6900 Series GW-6900U-1JF Black Multiband 6 Tough Solar JDM Men’s Digital Watch","description":"\u003ch2 style=\"font-size:24px;margin:0 0 16px;\"\u003eCASIO G-SHOCK 6900 Series GW-6900U-1JF\u003c\/h2\u003e\n\n\u003cp style=\"margin:0 0 16px;line-height:1.7;\"\u003e\nThe CASIO G-SHOCK GW-6900U-1JF is a Japanese Domestic Market digital watch that combines the iconic 6900-series design with Multiband 6 radio-controlled timekeeping, Tough Solar power and a high-brightness full-auto LED backlight. Its classic black colour scheme provides a versatile appearance suitable for streetwear, sports and everyday use.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:20px;margin:24px 0 12px;\"\u003eIconic 6900-Series Design\u003c\/h3\u003e\n\n\u003cp style=\"margin:0 0 16px;line-height:1.7;\"\u003e\nThe GW-6900U retains the distinctive round case, front light button and triple-graph display associated with the long-running G-SHOCK 6900 series. This instantly recognisable design has been used for numerous collaboration models and has established a strong presence in music, fashion and street culture.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:20px;margin:24px 0 12px;\"\u003eMultiband 6 Radio-Controlled Timekeeping\u003c\/h3\u003e\n\n\u003cp style=\"margin:0 0 16px;line-height:1.7;\"\u003e\nMultiband 6 technology receives standard time-calibration radio signals from six transmitters located in Japan, North America, the United Kingdom, Germany and China. When the watch is used within a compatible reception area, it can automatically correct its time for dependable everyday accuracy.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:20px;margin:24px 0 12px;\"\u003eTough Solar Power\u003c\/h3\u003e\n\n\u003cp style=\"margin:0 0 16px;line-height:1.7;\"\u003e\nCASIO Tough Solar technology converts light from the sun and indoor lighting into electrical energy. After a full charge, the watch can operate for approximately ten months without further light exposure, or approximately 26 months when stored under power-saving conditions.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:20px;margin:24px 0 12px;\"\u003eUpdated Full-Auto LED Backlight\u003c\/h3\u003e\n\n\u003cp style=\"margin:0 0 16px;line-height:1.7;\"\u003e\nThe GW-6900U is equipped with a high-brightness white LED Super Illuminator. The full-auto light can illuminate the display when the watch is tilted toward the wearer in low-light conditions, while the afterglow duration can be set to either 1.5 or 3 seconds.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:20px;margin:24px 0 12px;\"\u003eWorld Time and Daily Functions\u003c\/h3\u003e\n\n\u003cp style=\"margin:0 0 16px;line-height:1.7;\"\u003e\nWorld time covers 48 cities across 31 time zones and includes UTC display, direct UTC access and daylight-saving-time settings. The watch also features five daily alarms, one snooze alarm, an hourly time signal, a 24-hour stopwatch and a 24-hour countdown timer.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:20px;margin:24px 0 12px;\"\u003eG-SHOCK Durability\u003c\/h3\u003e\n\n\u003cp style=\"margin:0 0 16px;line-height:1.7;\"\u003e\nShock-resistant construction protects the module against impacts encountered during daily use. A mineral glass crystal, durable resin case and band, and 20-bar water resistance provide the dependable construction expected from a classic G-SHOCK digital watch.\n\u003c\/p\u003e\n\n\u003ch3 style=\"font-size:20px;margin:24px 0 12px;\"\u003eKey Features\u003c\/h3\u003e\n\n\u003cul style=\"margin:0 0 16px;padding-left:22px;line-height:1.8;\"\u003e\n  \u003cli\u003eJapanese Domestic Market model\u003c\/li\u003e\n  \u003cli\u003eIconic G-SHOCK 6900-series design\u003c\/li\u003e\n  \u003cli\u003eMultiband 6 radio-controlled timekeeping\u003c\/li\u003e\n  \u003cli\u003eTough Solar charging system\u003c\/li\u003e\n  \u003cli\u003eHigh-brightness white LED Super Illuminator\u003c\/li\u003e\n  \u003cli\u003eFull-auto light with afterglow\u003c\/li\u003e\n  \u003cli\u003eWorld time for 48 cities and 31 time zones\u003c\/li\u003e\n  \u003cli\u003e1\/100-second stopwatch with 24-hour capacity\u003c\/li\u003e\n  \u003cli\u003e24-hour countdown timer\u003c\/li\u003e\n  \u003cli\u003eFive daily alarms, including one snooze alarm\u003c\/li\u003e\n  \u003cli\u003eShock-resistant construction\u003c\/li\u003e\n  \u003cli\u003e20-bar \/ 200 m water resistance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"font-size:20px;margin:24px 0 12px;\"\u003eProduct Specifications\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003cth style=\"width:38%;padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eBrand\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eCASIO\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eCollection\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eG-SHOCK\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eSeries\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eDIGITAL 6900 SERIES\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eModel\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eGW-6900U-1JF\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eMarket\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eJapanese Domestic Market\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eRelease Date\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e16 January 2026\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eWatch Type\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eSolar-powered radio-controlled digital quartz\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eGender\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eMen’s\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eModule\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e3547\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eDisplay\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eDigital LCD\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eColour\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eBlack\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003ePower System\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eTough Solar\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eTime Adjustment\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eMultiband 6 radio-controlled timekeeping\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eCase and Bezel Material\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eResin\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eCase Size\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e53.2 × 50.0 × 17.7 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eWeight\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e71 g\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eGlass\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eMineral glass\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eBand\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eResin band\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eCompatible Wrist Size\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e145–205 mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eConstruction\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eShock resistant\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eWater Resistance\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e20 bar \/ 200 m\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eWorld Time\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e48 cities, 31 time zones and UTC\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eStopwatch\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e1\/100 second, 24-hour capacity and split time\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eTimer\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e24-hour countdown timer, one-minute setting increments and one-second measurement\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eAlarm\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eFive daily alarms, including one snooze alarm, and hourly time signal\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eBacklight\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eFull-auto LED Super Illuminator with afterglow\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eLight Colour\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eWhite\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eIllumination Duration\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eSelectable 1.5 or 3 seconds\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eCalendar\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eFull auto-calendar\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eTime Format\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e12-hour \/ 24-hour\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eOperating Time\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eApproximately 10 months after a full charge without further light exposure\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003ePower-Saving Operating Time\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eApproximately 26 months\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eAccuracy Without Radio Reception\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e±15 seconds per month\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eAdditional Functions\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eButton-tone operation on\/off, battery-level indicator and power saving\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eBluetooth \/ Smartphone Link\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003eNot supported\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left;background:#f5f5f5;\"\u003eJAN Code\u003c\/th\u003e\n      \u003ctd style=\"padding:10px;border:1px solid #ddd;\"\u003e4549526418655\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n","brand":"CASIO","offers":[{"title":"Default Title","offer_id":49149666754815,"sku":"GW-6900-1JF","price":26100.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/0561\/5871\/files\/gw-6900u-1jf_1.jpg?v=1788614564","url":"https:\/\/japanheartfulstore.com\/products\/casio-g-shock-6900-series-gw-6900u-1jf-black-multiband-6-tough-solar-jdm-men-s-digital-watch","provider":"Japan Heartful Store","version":"1.0","type":"link"}