Casio Gravitymaster Quartz Black Dial Resin Strap Men\'s Watch GR-B200-1AER The Case: The case is made from a combination of carbon fiber inserts that has a vertically brushed finish, which gives the watch an instrumental feel. It has been deigned using Casio’s Patented Hollow Core Guard Structure that protects against impact and vibration. The bezel is secured by six screws for a tough and robust look. The G-Shock logo is presented in black at the top of the bezel. There are four push buttons located around the edge of the case that provide access to the watch’s features. A crown is also positioned on the side of the case, at the 3 o’clock position, it is protected by a crown guard. Hardened scratch resistant mineral glass sits on top of the case protecting the dial. The Dial: The dial employs an ani-digi time display, which allows for optimum accessibility. The digital time is displayed in a digital sub-display by the 6 o’clock marker, whilst the analog time is displayed through white indices around the edge of the dial and a broad alarm-clock style hands. The handset has been treated to a neobrite coating to provide illumination in the dark. The Gravitymaster logo is presented in a vivid orange besides the 12 o’clock marker. The Strap: The strap is made from resin and it features a pattern that bears some resemblance to a tyre-mark. The strap fastens securely using a standard buckle. The Functions: The watch has an accuracy of +/- 15 second per month. It offers Bluetooth connectivity, a stopwatch function, a timer function and five multi-functional alarms. It has a water resistance of 200 metres, making it suitable for diving. If you have any questions please  click here Click here to join our  facebook  and  Instagram !