Citizen Promaster Watch Series Eco-Drive Movement Caliber Quartz J250 200M Water Resistance Stainless Steel Bracelet Mineral Crystal Black Dial Analog Display Power Reserve Magnetic Resistant Accuracy: /-15 Sec/Month Luminous Hands And Markers Date Display Rotating Bezel Screw Down Crown Solid Case Back Deployment Clasp Stainless Steel Case Approximate Case Diameter: 46.1mm Approximate Case Thickness: 16.4mm #BN2031-85E