Casio Women's Classic Round Watch, 3-Hand Analog Feature, and Water Resistant, Black Face with Gold Markings, Classic Round Design, and Resin Band Woman's Dressy Classic 3- Gold Tone Hands Analog Round Watch Water Resistant, with Accuracy: +/-20 seconds per month Protective Mineral Crystal protects watch from scratches Battery SR621SW/SR626SW Approx. battery life: 2 years Size of case / total weight 30.0 x 24.0 x 7.7mm / 10g