{"product_id":"casio-g-shock-g-shock-smartphone-link-tough-solar-carbon-core-guard-structure-ga-b2100-1a1jf-domestic-regular","title":"G-SHOCK GA-B2100-1A1JF Carbon Core Guard Bluetooth Digital-Analog Watch","description":"\u003cp\u003e\u003cstrong\u003eModel: \u003c\/strong\u003eGA-B2100-1A1JF\u003cbr\u003e\u003cstrong\u003eWaterproof\u003c\/strong\u003e: 20 ATM (200 meters)\u003cbr\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e: 48.5 x 45.4 x 11.8 mm\u003cbr\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e: 52.0 g\u003cbr\u003e\u003cstrong\u003eAccessories\u003c\/strong\u003e: Casio box and instruction manual\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eMain Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eSolid Solar\u003c\/strong\u003e: Solar-powered system that operates for approximately 7 months without further exposure to light, and up to 18 months in power saving mode.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMobile Link Function\u003c\/strong\u003e: Connects to the \"CASIO WATCHES\" app via Bluetooth for automatic time correction, easy clock setting, world time in approximately 300 cities, time and location reminders, and mobile phone search.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWorld Time\u003c\/strong\u003e: Displays the time in 38 cities (38 time zones) with automatic daylight saving time adjustment, UTC display, and home city exchange functions.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTimer and Alarm\u003c\/strong\u003e: The timer is set in 1-second increments up to 60 minutes, with 5 alarms per day and a time signal once an hour.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e: Dual LED with Super Illuminator for dial and LCD backlight, adjustable afterglow duration (1.5 seconds or 3 seconds).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCalendar\u003c\/strong\u003e: Fully automatic calendar with leap year calculation, no date adjustment required.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAdditional features\u003c\/strong\u003e: Operation sound on\/off switch, Power Save mode (display turns off in darkness to save energy), battery level indicator, needle retraction function (for better LCD visibility), 12\/24 hour format switch, date and week display in 6 languages (English, Spanish, French, German, Italian, Russian).\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAccuracy\u003c\/strong\u003e: Standard quartz accuracy with an average monthly deviation of ±15 seconds when not connected to a smartphone.\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eThe GA-B2100-1A1JF combines advanced solar technology with smart Bluetooth connectivity to deliver precise timekeeping and convenience. Its lightweight carbon fiber core guard construction is durable without being bulky, making it a versatile and stylish watch for everyday wear and an active lifestyle.\u003c\/p\u003e","brand":"CASIO","offers":[{"title":"black","offer_id":67824478322992,"sku":"casio-ga-b2100-1a1jf_1","price":215.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0998\/8558\/0592\/files\/imgrc0075769505.jpg?v=1790016994","url":"https:\/\/natsuyama365.com\/products\/casio-g-shock-g-shock-smartphone-link-tough-solar-carbon-core-guard-structure-ga-b2100-1a1jf-domestic-regular","provider":"Natsuyama","version":"1.0","type":"link"}