Casio G-Shock Gravitymaster Carbon Core Bluetooth Black Watch GShock GR-B200-1B GL 12/24-hour format

12/24-hour format

we strongly advise you to select no box

the automatic calendar always displays the correct date BAND MATERIAL Resin BATTERY LIFE Approximately 2 years CASE MATERIAL Resin/ Stainless Steel COUNTDOWN TIMER FUNCTION Countdown Range: 24 hours

7(mm)厚度(D)：12

Time mode: hour

Casio G-Shock Gravitymaster Carbon Core Bluetooth Black Watch GShock GR-B200-1B GL 12/24-hour formatCase bezel material: Carbon Resin Band Neobrite Vibration resistant Shock Resistant Mineral Glass Spherical Glass 200 meter water resistance Double LED lightLED light for the face (Auto LED light, Super illuminator, selectable illumination duration (1. 5 seconds or 3 seconds), afterglow)LED backlight for the digital display (Auto LED light, Super illuminator, selectable illumination duration (1. 5 seconds or 3 seconds), afterglow) Mobile link