G-Shock GSTB200D-1A Outdoor Watches and to record the results

and to record the results in an activity log

The 38mm custom ultra-thin 8mm stainless steel case and pushers with hardened mineral crystal to help protect against the rigors of competitive sport

Sapphire Glass with non-reflective coating

Now made with #tide recycled ocean plastics

G-Shock GSTB200D-1A Outdoor Watches and to record the resultsG STEELCarbon Core Guard structureFrom G SHOCK, the watch brand that is constantly setting new standards for timekeeping toughness, come new G STEEL models that boast a new shock resistant Carbon Core Guard structure. The case is made of fine resin that incorporates carbon fiber for light weight along with rigidity that is superior to that of resin. This material protects the internal module from shock induced damage and deformation. The dual back