The G-Shock MTG-B2000BD-1A4ER from Casio is developed in lightweight metal with advanced shockproof structures which is why the watch is very durable. This model is a combination of a Carbon Core Guard structure and a Metal Core Card structure which together form a Dual Core Guard structure. This combination forms a module protected by an integrated carbon structure with external metal parts. New layered bands with hollow metal segments have been used which gives an elegant feeling and has a 15% lower weight than previous models. The metal frame has a new type of sliding mechanism that makes replacing the watch strap easier and faster.The G-Shock MTG-B2000BD-1A4ER from Casio has an elegant and attractive mirror finish on the exterior metal parts which gives a characteristic look. The watch features high-transparent sapphire crystals, time markers and dials engraved on the CASIO Yamagata Factory.The G-Shock MTG-B2000BD-1A4ER from Casio connects easily with Bluetooth on your smartphone via. G_SHOCK Connected apps. You get accurate time information from an online server for automatic time adjustment if you move between different time zones. Furthermore, the watch with LED with high brightness, world time, stopwatch and more. In addition, stable use of the watch is ensured by the CASIO Tough Solar charging system.