{"product_id":"prg-340-series-prg-340b-3","title":"CASIO PRO TREK PRG-340 Series PRG-340B-3","description":"\u003cdiv class=\"cj-desc\" style=\"font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;color:#111;max-width:900px;margin:0 auto;line-height:1.7;\"\u003e\n\n  \u003c!-- Description --\u003e\n  \u003cp style=\"font-size:14px;margin-bottom:8px;\"\u003e\n    Built for outdoor adventure and everyday reliability, the PRO TREK PRG-340B-3 pairs solar power with essential sensor tools including a digital compass, barometer, altimeter, and thermometer. Designed to handle changing conditions, it adds low-temperature resistance, world time, sunrise\/sunset display, stopwatch, timer, alarms, and a Super Illuminator LED backlight, finished with a flame-retardant CASTLON® cloth band and direction bezel for practical trail-ready use.\n  \u003c\/p\u003e\n\n  \u003c!-- SKU --\u003e\n  \u003cp style=\"font-size:13.5px;margin-bottom:18px;\"\u003e\n    \u003cstrong\u003eSKU:\u003c\/strong\u003e PRG-340B-3\n  \u003c\/p\u003e\n\n  \u003c!-- Tables Grid --\u003e\n  \u003cdiv style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:18px;\"\u003e\n\n    \u003c!-- Left Table --\u003e\n    \u003ctable style=\"width:100%;border-collapse:collapse;font-size:13.5px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth colspan=\"2\" style=\"text-align:left;background:#fafafa;border:1px solid #ddd;padding:8px;font-weight:600;\"\u003e\n            Basic Information\n          \u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eCase Size (L× W× H)\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e54.7 × 51.7 × 15.1 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e55 g\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eCase and Bezel Material\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eResin \/ Bio-based resin\u003c\/td\u003e\n\u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eBand\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eFlame-retardant cloth band (CASTLON®)\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eWater Resistance\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e100-meter water resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eEnvironmental Resistance\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eLow-temperature resistant (-10℃\/14℉)\u003c\/td\u003e\n\u003c\/tr\u003e\n\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eSolar powered\u003c\/td\u003e\n\u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eSensors\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eAltimeter, Barometer, Digital compass, Thermometer\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eGlass\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eMineral Glass\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eBezel Features\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eDirection Bezel\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eCompatible Band Size\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e145 to 215 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003c!-- Right Table --\u003e\n    \u003ctable style=\"width:100%;border-collapse:collapse;font-size:13.5px;\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth colspan=\"2\" style=\"text-align:left;background:#fafafa;border:1px solid #ddd;padding:8px;font-weight:600;\"\u003e\n            Sensors, Features \u0026amp; Functions\n          \u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eAltimeter\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            -700 to 10,000 m (-2,300 to 32,800 ft.), 1 m (5 ft.) unit\u003cbr\u003e\n            Manual memory (up to 30 records: altitude, date, time)\u003cbr\u003e\n            Auto log (high\/low altitudes, cumulative ascent\/descent)\u003cbr\u003e\n            Trek log (up to 14 records of high\/low altitudes + cumulative ascent\/descent)\u003cbr\u003e\n            Relative altitude: -3,000 to 3,000 m; interval: 5 sec \/ 2 min\u003cbr\u003e\n            *1 sec for first 3 minutes only; units: m \/ ft\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eBarometer\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            260 to 1,100 hPa (7.65 to 32.45 inHg), 1 hPa (0.05 inHg) unit\u003cbr\u003e\n            Pressure tendency graph (past 42 hours), differential graphic\u003cbr\u003e\n            Pressure tendency information alarm (beep + arrow)\u003cbr\u003e\n            Units: hPa \/ inHg\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eCompass\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            16 points, 0 to 359° (1° unit), 60 sec continuous measurement\u003cbr\u003e\n            Direction pointer, bidirectional calibration, magnetic declination correction, bearing memory\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eThermometer\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            -10 to 60℃ (14 to 140℉), 0.1℃ (0.2℉) unit\u003cbr\u003e\n            Units: ℃ \/ ℉\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eWorld Time\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e31 time zones (48 cities + coordinated universal time), daylight saving on\/off\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eSunrise \/ Sunset\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eSunrise, sunset time display; sunrise time and sunset time for specific date\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eStopwatch\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            1\/10-second stopwatch\u003cbr\u003e\n            Measuring capacity: 999:59'59.9''\u003cbr\u003e\n            Measuring modes: Elapsed time, split time, 1st-2nd place times\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eTimer\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            Countdown timer (1 sec unit)\u003cbr\u003e\n            Range: 24 hours\u003cbr\u003e\n            Start time setting: 1 minute to 24 hours (1-minute increments and 1-hour increments)\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eAlarm \/ Signal\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            5 daily alarms (with 1 snooze alarm)\u003cbr\u003e\n            Hourly time signal\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eLight\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            LED backlight (Super Illuminator)\u003cbr\u003e\n            Full auto LED light, 1.5 sec \/ 3 sec selectable, afterglow\u003cbr\u003e\n            LED: White\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eCalendar\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eFull auto-calendar (to year 2099)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eMute\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eButton operation tone on\/off\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003ePower Saving\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003ePower Saving (display goes blank to save power when the watch is left in the dark)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eBattery\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eBattery level indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eRun Time\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            7 months on rechargeable battery (normal use without exposure to light after charge)\u003cbr\u003e\n            27 months on rechargeable battery (stored in darkness with power save after full charge)\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e±15 seconds per month\u003c\/td\u003e\n\u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003eOther Features\u003c\/td\u003e\n          \u003ctd style=\"border:1px solid #ddd;padding:8px;\"\u003e\n            Duplex LC display\u003cbr\u003e\n            12\/24-hour format\u003cbr\u003e\n            Regular timekeeping: Hour, minute, second, pm, month, date, day\n          \u003c\/td\u003e\n        \u003c\/tr\u003e\n\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"CASIO","offers":[{"title":"Default Title","offer_id":44671760531526,"sku":"PRG-340B-3","price":208.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2000\/5219\/files\/squareresizing_k_-2026-05-24T154222.785.png?v=1779662551","url":"https:\/\/christinejewellers.com\/en-gb\/products\/prg-340-series-prg-340b-3","provider":"Christine Jewellers","version":"1.0","type":"link"}