{"product_id":"casio-g-shock-2100-series-steel-bluetooth-tough-solar-watch-gbm-2100a-1a2er","title":"Casio G-SHOCK 2100 Series Steel Bluetooth Tough Solar Watch (GBM-2100A-1A2ER)","description":"\u003ch6\u003eOverview\u003c\/h6\u003e\n\u003cp\u003e\n  The Casio G-SHOCK GBM-2100A-1A2ER combines the iconic octagonal “CasiOak” design with a refined metal bezel and modern functionality. \n  Featuring Tough Solar power and Bluetooth® Smartphone Link, it offers reliable, low-maintenance timekeeping with automatic updates via the CASIO WATCHES app. \n  Built with shock resistance and 200-metre water resistance, it delivers everyday durability alongside practical features including world time, stopwatch, countdown timer and alarms, supported by double LED illumination for clear visibility. :contentReference[oaicite:0]{index=0}\n\u003c\/p\u003e\n\n\u003ch6\u003eKey Features\u003c\/h6\u003e\n\u003cul\u003e\n  \u003cli\u003eShock-resistant construction\u003c\/li\u003e\n  \u003cli\u003eTough Solar (solar powered)\u003c\/li\u003e\n  \u003cli\u003eBluetooth® Smartphone Link (Mobile Link) with CASIO WATCHES app\u003c\/li\u003e\n  \u003cli\u003e200-metre water resistance\u003c\/li\u003e\n  \u003cli\u003eWorld time (38 time zones, auto DST switching)\u003c\/li\u003e\n  \u003cli\u003e1\/100-second stopwatch with lap\/split timing\u003c\/li\u003e\n  \u003cli\u003eCountdown timer (up to 60 minutes)\u003c\/li\u003e\n  \u003cli\u003eFive daily alarms and hourly time signal\u003c\/li\u003e\n  \u003cli\u003eDouble LED light (Super Illuminator) for dial and digital display\u003c\/li\u003e\n  \u003cli\u003eBattery level indicator and Power Saving function\u003c\/li\u003e\n  \u003cli\u003eHand shift feature for unobstructed digital display\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eSpecifications\u003c\/h6\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCase size (L×W×H):\u003c\/strong\u003e 49.3 × 44.4 × 11.9 mm :contentReference[oaicite:1]{index=1}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 72 g :contentReference[oaicite:2]{index=2}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCase and bezel material:\u003c\/strong\u003e Bio-based resin \/ stainless steel :contentReference[oaicite:3]{index=3}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBand:\u003c\/strong\u003e Bio-based resin band :contentReference[oaicite:4]{index=4}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e Shock resistant :contentReference[oaicite:5]{index=5}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater resistance:\u003c\/strong\u003e 200-metre water resistance :contentReference[oaicite:6]{index=6}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTime adjustment:\u003c\/strong\u003e Bluetooth® automatic time correction :contentReference[oaicite:7]{index=7}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower supply:\u003c\/strong\u003e Tough Solar rechargeable system :contentReference[oaicite:8]{index=8}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGlass:\u003c\/strong\u003e Mineral glass\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible band size:\u003c\/strong\u003e 145–215 mm :contentReference[oaicite:9]{index=9}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOther:\u003c\/strong\u003e Neobrite :contentReference[oaicite:10]{index=10}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of origin:\u003c\/strong\u003e China :contentReference[oaicite:11]{index=11}\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eSmartphone Link \u0026amp; App Features\u003c\/h6\u003e\n\u003cul\u003e\n  \u003cli\u003eBluetooth® Mobile Link with CASIO WATCHES app\u003c\/li\u003e\n  \u003cli\u003eAuto time adjustment\u003c\/li\u003e\n  \u003cli\u003eEasy watch setting\u003c\/li\u003e\n  \u003cli\u003eApproximately 300 world time cities\u003c\/li\u003e\n  \u003cli\u003eTime \u0026amp; place tracking\u003c\/li\u003e\n  \u003cli\u003eReminder function\u003c\/li\u003e\n  \u003cli\u003ePhone finder\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eWatch Features\u003c\/h6\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorld time:\u003c\/strong\u003e 38 time zones (38 cities + UTC), auto DST switching, home\/world city swapping :contentReference[oaicite:12]{index=12}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStopwatch:\u003c\/strong\u003e 1\/100-second; elapsed, lap and split time measurement :contentReference[oaicite:13]{index=13}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTimer:\u003c\/strong\u003e Countdown timer; measuring unit 1 second; range 60 minutes :contentReference[oaicite:14]{index=14}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlarm\/hourly time signal:\u003c\/strong\u003e 5 daily alarms; hourly time signal :contentReference[oaicite:15]{index=15}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLight:\u003c\/strong\u003e Double LED light (Super Illuminator) with selectable duration and afterglow :contentReference[oaicite:16]{index=16}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLight colour:\u003c\/strong\u003e LED: White :contentReference[oaicite:17]{index=17}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCalendar:\u003c\/strong\u003e Full auto-calendar (to year 2099) :contentReference[oaicite:18]{index=18}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnergy saving:\u003c\/strong\u003e Power Saving mode :contentReference[oaicite:19]{index=19}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery display:\u003c\/strong\u003e Battery level indicator :contentReference[oaicite:20]{index=20}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRun time:\u003c\/strong\u003e Approx. 7 months (normal use) \/ 18 months (power saving) after full charge :contentReference[oaicite:21]{index=21}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAccuracy:\u003c\/strong\u003e ±15 seconds per month (without mobile link) :contentReference[oaicite:22]{index=22}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOther features:\u003c\/strong\u003e Hand shift; 12\/24-hour format; day display selectable in six languages :contentReference[oaicite:23]{index=23}\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRegular timekeeping:\u003c\/strong\u003e Analogue and digital display with dual-layer layout :contentReference[oaicite:24]{index=24}\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch6\u003eAuthorised Casio Retailer\u003c\/h6\u003e\n\u003cp\u003e\n  TacTree is an authorised Casio UK retailer. All Casio watches supplied are 100% genuine, brand new and sourced through approved UK distribution channels.\n  Orders are supplied with official Casio packaging and manufacturer documentation for complete authenticity and peace of mind.\n\u003c\/p\u003e","brand":"Casio","offers":[{"title":"Default Title","offer_id":57061771444599,"sku":"PE9532","price":189.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/0860\/9010\/files\/Casio-G-SHOCK-2100-Series-Steel-Bluetooth-Tough-Solar-Watch-GBM-2100A-1A2ER-1.webp?v=1777642123","url":"https:\/\/tactree.co.uk\/products\/casio-g-shock-2100-series-steel-bluetooth-tough-solar-watch-gbm-2100a-1a2er","provider":"TacTree","version":"1.0","type":"link"}