Casio G-Shock - GA2100 Series - Hidden Glow Weekender and the 4H crown indicates

and the 4H crown indicates Dual Time

With a crystal sapphire coat and anti-reflection coating

Along with the rugged

With unstable environments in mind

Casio G-Shock - GA2100 Series - Hidden Glow Weekender and the 4H crown indicatesUnlock your full potential, and bring whats hidden to the fore. Introducing the G SHOCK that glows in the dark. This line features luminescent parts set against a dark gray base a design inspired by the hidden talents we each have, but rarely reveal. We start with a base of gray to evoke the dark, then add luminescent components and white accents to the face, creating a monochromatic watch with an extra special glow. Search out a dark space and watch