GA-100RC-1A Case Color_Carbon/ Resin Black slightly smaller for a refined

slightly smaller for a refined fit on slimmer wrists

innovation and a drive for pure excellence in their timepiece designs

target heart rate setting

battery life: 5 years on SR927SW

GA-100RC-1A Case Color_Carbon/ Resin Black slightly smaller for a refinedStrengthen your look with G SHOCK in a design evoking rusted iron that stands the test of time. These watches pay homage to the undying G SHOCK quest for the ultimate toughness in neoclassic black and rust designs evoking the sheer tenacity of rusted iron. Sepia tones inspired by the textural look of rusted metal nicely complement the base black. Accents in light blue make for timeless style with a rustic flair. Weight 72 g Case and bezel material