GD-100-1B Water Resistant_100M WRIST-BASED HEART RATEGet heart rate

WRIST-BASED HEART RATEGet heart rate data2 along with alerts if your heart rate stays high while you’re at rest

Also achieves a thickness of 11

black stitching and CARBONOX signature buckle

From G-SHOCK

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GD-100-1B Water Resistant_100M WRIST-BASED HEART RATEGet heart rateGD 100 1B Introducing a collection of new G SHOCK digital models whose big faces and cases give them a look of power and strength. A high intensity LED makes the digital easier to read, even in the dark. A choice of either dark on light or light on dark LCD is available, both with a black case and band. Over sized buttons come with a checkered anti slip surface to make operations fast and sure. All of this plus high shock resistance and water