G-Shock • GBM2100A-1A3 Color:Green Simply tap on the app

Simply tap on the app to effortlessly manage functions like selecting a city from the World Time list

LightLED backlightAuto light switch

This long lasting power will translate in years of reliable training data

to deliver all the shock resistance you expect from a G-SHOCK

this multifunction watch is designed in a silver-tone motif featuring screw details on the rounded square bezel

G-Shock • GBM2100A-1A3 Color:Green Simply tap on the appMetal clad daring meets sophisticated gleam in a GBM2100 that delivers Smartphone Link via Bluetooth and Tough Solar charging system, all in a meticulously finished metal design with iconic octagonal bezel. Choose from a basic black dial or metallic vapor deposition in blue or green, each complemented by a band made of environmentally responsible bio based resin. Welcome to a whole new level of metal clad 2100 functionality tough construction and