Casio’s Master of G family has always been about showcasing the very latest technology Casio has to offer long before it is introduced to the main G-Shock and Pro Trek lines. No matter what the conditions or the terrain; the wearer can rely on the Master of G series’ innovative features to deliver impressive toughness and unbeatable reliability, all while still retaining sporty and exclusive styling. Designed to be “watches for tough professionals,” Casio’s Master of G range elevates the already revolutionary G-Shock to the pinaccle of durable watchmaking.