{"product_id":"casio-gwr-b3000-1ajf-quartz-g-shock-master-of-g-air-gravitymaster-solar-radio-stopwatch-2026-7-release","title":"Casio GWR-B3000-1AJF Quartz G-shock MASTER OF G - AIR GRAVITYMASTER solar radio stopwatch 2026.7 release","description":"\u003cp\u003eRelease Date: July 2026\u003c\/p\u003e\n\u003cp\u003eCase Dimensions (H × W × D): 56.7 × 47.3 × 14.1 mm\u003c\/p\u003e\n\u003cp\u003eWeight: 102 g\u003c\/p\u003e\n\u003cp\u003eCase\/Bezel Material: Carbon fiber reinforced resin (biomass plastic) \/ Stainless steel\u003c\/p\u003e\n\u003cp\u003eStrap: Soft polyurethane strap (biomass resin)\u003c\/p\u003e\n\u003cp\u003eConstruction: Triple protection (shock-resistant structure, centrifugal force resistance, vibration-resistant structure); Carbon fiber core protection structure\u003c\/p\u003e\n\u003cp\u003eWater Resistance: 200m water resistance\u003c\/p\u003e\n\u003cp\u003eTime Calibration: Compatible with radio-controlled watches from Japan, North America, Europe, and China (six-band radio wave reception); Bluetooth automatic time calibration upon smartphone connection\u003c\/p\u003e\n\u003cp\u003ePower\/Battery Life: Solar charging (solar charging system)\u003c\/p\u003e\n\u003cp\u003eMobile Connectivity: Connects to compatible phones via Bluetooth\u003c\/p\u003e\n\u003cp\u003eCompatible Apps: Compatible with \"CASIO\" and \"WATCHES\" apps\u003c\/p\u003e\n\u003cp\u003eApp Connectivity Features: Automatic time calibration, easy watch setup, world time (approximately 300 cities), flight log, phone finder\u003c\/p\u003e\n\u003cp\u003eCrystal: Spherical\/curved glass; Anti-reflective sapphire crystal\u003c\/p\u003e\n\u003cp\u003eCrown: Screw-down crown\u003c\/p\u003e\n\u003cp\u003eStrap Size Range: 145–215 mm\u003c\/p\u003e\n\u003cp\u003eOther Features:\u003c\/p\u003e\n\u003cp\u003eLuminous coating\u003c\/p\u003e\n\u003cp\u003eWorld time: Displays 26 cities worldwide (38 time zones, with daylight saving time setting), local city switching function, UTC direct dialing function (time zones can be updated via smartphone connection)\u003c\/p\u003e\n\u003cp\u003eStopwatch: 1-second precision, 24-hour format\u003c\/p\u003e\n\u003cp\u003eTimer: Setting unit: 1 minute, maximum setting time: 24 hours, increments of 1 second\u003c\/p\u003e\n\u003cp\u003eAlarm: Time alarm\u003c\/p\u003e\n\u003cp\u003eIllumination: LED illumination (high brightness with afterglow function); LED color: White\u003c\/p\u003e\n\u003cp\u003eCalendar: Auto calendar\u003c\/p\u003e\n\u003cp\u003eAutomatic hand position correction function (with shock resistance)\u003c\/p\u003e\n\u003cp\u003ePower saving function: Hands stop moving after a period of time in dark environments to conserve power\u003c\/p\u003e\n\u003cp\u003eBattery level display\/warning\u003c\/p\u003e\n\u003cp\u003eAccuracy: If no standard radio waves are received or the watch is not connected to a smartphone, it operates with standard quartz watch accuracy (average monthly error ±15 seconds)\u003c\/p\u003e\n\u003cp\u003eDate and day of the week display\u003c\/p\u003e\n\u003cp\u003eMagnetic field detection function\u003c\/p\u003e\n\u003cp\u003eTime Correction Details:\u003c\/p\u003e\n\u003cp\u003eRadio wave reception function: Automatic reception (up to 6 times per day, up to 5 times per day for Chinese radio waves)\u003c\/p\u003e\n\u003cp\u003eReceiving radio wave: JJY (40kHz\/60kHz, compatible with Fukushima and Kyushu stations)\u003c\/p\u003e\n\u003cp\u003eReceiving radio wave: WWVB (60kHz)\u003c\/p\u003e\n\u003cp\u003eReceiving radio wave: MSF\/DCF77 (60kHz\/77.5kHz)\u003c\/p\u003e\n\u003cp\u003eReceiving radio wave: BPC (68.5kHz)\u003c\/p\u003e\n\u003cp\u003eWhen the local time is set to a time zone that can receive standard radio waves, the watch receives signals from the corresponding radio stations in that time zone\u003c\/p\u003e\n\u003cp\u003eSupported cities (and corresponding radio waves): Tokyo \/ Japanese radio waves JJY40\/JJY60; Los Angeles, Denver, Chicago, New York, Halifax \/ American radio wave WWVB; London, Paris, Athens \/ British radio wave MSF, German radio wave DCF77; Beijing \/ Chinese radio wave BPC\u003c\/p\u003e","brand":"IPPO JAPAN WATCH","offers":[{"title":"Default Title","offer_id":46994532663380,"sku":"GWR-B3000-1AJF","price":110000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0284\/7401\/5828\/files\/GWR-B3000-1AJF1.avif?v=1781186823","url":"https:\/\/www.ippojapanwatch.com\/ja\/products\/casio-gwr-b3000-1ajf-quartz-g-shock-master-of-g-air-gravitymaster-solar-radio-stopwatch-2026-7-release","provider":"IPPO JAPAN WATCH ","version":"1.0","type":"link"}