CASIO G-SHOCK G-B001MVB-8JR New Color: Gray Case size (H x W x D) 50.3 × 47 × 18.7 mm Weight 75 g Case/Bezel material Carbon / Stainless steel Band Resin band Structure Shock-resistant structure (Shock Resist) Carbon Core Guard structure Water resistance 20-bar water resistance Power supply and battery life Battery life: Approximately 3 years Mobile link/App cooperation function Mobile link function Mobile link function (Function linking with compatible mobile phones via Bluetooth communication) App Compatible with "CASIO WATCHES" App cooperation function Automatic time correction Easy watch setting World time for approximately 300 cities App information Time & Place Phone finder Exterior Glass Mineral glass Surface treatment Gold IP (bezel) Band attachment size 145～215mm Watch function World time World time: 38 cities worldwide (38 time zones, with automatic summer time setting) + UTC (Coordinated Universal Time) time display, home time city change function Stopwatch Stopwatch (1/100 second (less than 1 hour) / 1 second (1 hour or more), 24-hour counter, with split) Timer Timer (set unit: 1 second, maximum set: 24 hours, measured in 1-second increments) Alarm 5 time alarms, hourly time signal Light LED backlight (Super Illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds)) Light color LED: White Calendar Full auto-calendar Operation sound ON/OFF switching function Operation sound ON/OFF switching function Accuracy *When not linked with a smartphone, it operates with standard quartz accuracy (average monthly difference ±15 seconds). Other functions 12/24-hour system display switching Date display (month/day display change) Day of the week display (6 languages: English, Spanish, French, German, Italian, Russian) Model/Product name: G-SHOCK New, unused, with tags Instant purchase OK #CASIO #Casio #GSHOCK #DW6900RCS1JF #DW6900UB9JF #DW5600FF8J #DW6900JT3JF #DW6900Y9JF #DW5600SBY3004JR #DW6900RGB1JF #GB001MVA1JR #GB001MVB8JR