G-Shock GSTB400D-1A G-Shock G Steel Satisfy your practical side with

Satisfy your practical side with a 7-year battery you won’t have to think about for ages and 50-meter water resistance for peace of mind on rainy days

If resin is used in the upper part

An LED illumination system allows easy viewing even in the dark

with splashes of red for lettering and on other case components

The classic Casio collection throws back to the original CASIO designs which incorporate the brilliant Japanese technology and classic design which makes a CASIO watch a timeless staple

G-Shock GSTB400D-1A G-Shock G Steel Satisfy your practical side withIntroducing new colour variations to the line up of slim G STEEL GST B400 models with new, improved designs made possible by a thin module and carbon core guard structure. There is a standard model in this line up, the all silver colour GST B400D. The GST B400 is made possible by even further miniaturization of its parts and thinning of its modules without sacrificing any Bluetooth or solar function. Power consumption has also been significantly