Casio G-Shock Black Dial Men 45.4mm G1649 GA-B2100LUU-8A Size Case:45.4mm it helps you understand the

it helps you understand the amount of oxygen your body absorbs on a daily basis

Venture into the Virtual Rainbow lineup — explore the colorful spectrum that emerges when the cybertech game-world aesthetic meets the G-SHOCK quest for the ultimate toughness

in the original box and with the original serial numbers intact

your ultimate travel companion

a sleek and versatile timepiece designed for men who appreciate a blend of sporty style and elegance

Casio G-Shock Black Dial Men 45.4mm G1649 GA-B2100LUU-8A Size Case:45.4mm it helps you understand theSporty practicality with an urban street sensibility check out the Urban Utility line of G SHOCK in blue gray and olive green. A practical G SHOCK take on gorpcore fashion, combining functional outdoorsy touches and urban style, in characteristic designs and colors that integrate seamlessly into street fashion. Based on the G SHOCK 5600 and 2100 styles, with their iconic case designs, the line now comes in subtle colors for an even more stylish look.