Unclasped Watch Length - 8.5 in.; Watch Face - 1.25 in. x 1.25 in.; PLEASE NOTE: Unisex design for women"s size band length * Mid-Size; Measures Heart Rate; No Chest Strap Required; Built-in Pedometer; Acts as Regular Watch; Track Your Steps to Stay Healthy * Monitor Heart Rate to Reduce Stress; Easy to Use; Includes Walking/Exercise Guide; FSA Eligible