Introducing the G-SHOCK MTG-B3000BD-1A, a revolutionary timepiece that marries innovative craftsmanship with sophisticated aesthetics. This MT-G watch presents a unique design concept, blending the durability of resin reminiscent of the original G-SHOCK models with refined metal materials, all encased in a sleek black color palette.The MTG-B3000BD-1A takes protection and durability to new heights with its advanced Dual Core Guard structure. Ensconced within a carbon-reinforced resin interior and resilient black metal exterior, the watch module exudes an air of robust elegance. The stainless steel case back, meticulously shaped through repeated pressing, cutting, and polishing, forms an engaging 3D structure, adding depth to its black hue. This intricate design serves as the band's lugs, as well as protective guards for the crown and buttons.High-transparency sapphire crystal, along with the precision molding and vapor deposition of Yamagata CasioÄôs nano-processing technology, adds a touch of refined sophistication to this timepiece. The MTG-B3000BD features a layered composite band, featuring hollow black stainless steel segments enclosing fine resin parts, offering reduced weight without compromising on style. The ion-plated metal components add a unique color contrast to the overall chic black design.The G-SHOCK MTG-B3000BD-1A is a powerhouse of functionality dressed in a striking black color scheme. Pair your watch with your smartphone via Bluetooth¬Æ using the CASIO WATCHES app to unlock advanced features. Equipped with Multi Band 6, a Tough Solar charging system, and a high-brightness LED light, this watch ensures you're ready for any adventure. With the MTG-B3000BD-1A, experience a fusion of innovative design, toughness, and stylish coloring. G-SHOCK CONNECTED BLUETOOTH MENÄôS WATCH MTG-B3000BD-1A ------------------------------------------------------ Specifications: --------------- * Basic Information * Case size (L?ó W?ó H) * 51.9 ?ó 50.9 ?ó 12.1 mm * Weight * 148 g * Case and bezel material * Case / bezel material: Resin / Stainless steel * Band * Stainless Steel / Resin Composite Band * Solid Band * One-touch 3-fold Clasp * Construction * TRIPLE G RESIST (Shock resistant, Centrifugal force resistant, Vibration resistant) * Carbon Core Guard structure * Water resistance * 200-meter water resistance * Power supply and battery life * Tough Solar (Solar powered) * Smartphone Link/App Connectivity Features * Smartphone Link feature * Mobile link (Wireless linking using Bluetooth¬Æ) * Apps * CASIO WATCHES * App connectivity feature * Auto time adjustment * Easy watch setting * Approximately 300 world time cities * Time & place * Watch status display * Self check * Phone finder * Exterior * Glass * Sapphire crystal with glare-resistant coating * Back plate * Screw Lock Back * Surface treatment * Dark gray ion plated bezel * Dark gray ion plated band * Other * Neobrite * Watch Features * World time * Dual time * 27 time zones, Home city time swapping, auto summer time (DST) switching * Stopwatch * 1-second stopwatch * Measuring capacity: 23:59Äô59. * Measuring modes: Elapsed time, split time * Timer * Countdown timer * Measuring unit: 1 second * Countdown range: 24 hours * Countdown start time setting range: 1 minute to 24 hours (1-second increments) * Alarm/hourly time signal * Daily alarm * Light * LED light (Super Illuminator) * Selectable illumination duration (1.5 seconds or 3 seconds), afterglow * Light color * LED:White * Calendar * Full auto-calendar (to year 2099) * Hand home position correction feature * The auto hand home position correction * Energy saving feature * Power Saving (hands stop to save power when the watch is left in the dark) * Battery display/alert * Battery level indicator * Run time * Approx. battery operating time: * 5 months on rechargeable battery (operation period with normal use without exposure to light after charge) * 18 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge) * Accuracy * Accuracy: ¬±15 seconds per month (with no signal calibration) * Other features * Regular timekeeping: * Analog: 3 hands (hour, minute (hand moves every 5 seconds), second), 3 dials (dual time hour and minute, dual time 24 hour, day) * Time adjustment details * Time calibration signal reception * Auto receive up to six* times a day (remaining auto receives canceled as soon as one is successful) * *5 times a day for the Chinese calibration signal * Manual receive * The latest signal reception results * Time Calibration Signals * Station name: DCF77 (Mainflingen, Germany) * Frequency: 77.5 kHz * Station name: MSF (Anthorn, England) * Frequency: 60.0 kHz * Station name: WWVB (Fort Collins, United States) * Frequency: 60.0 kHz * Station name: JJY (Fukushima, Fukuoka/Saga, Japan) * Frequency: 40.0 kHz (Fukushima) / 60.0 kHz (Fukuoka/Saga) * Station name: BPC (Shangqiu City, Henan Province, China) * Frequency: 68.5 kHz