Features: Stainless Steel Case Rubber Strap Quartz Movement Caliber: JS50-00C H6 Mineral Crystal Yellow Dial Analog Display Chronograph Function 12/24 Hours Display Luminous Hands Screw Down Crown Screwed Case Back Buckle Clasp 100M Water Resistance Approximate Case Diameter: 45.00 mm Approximate Case Thickness: 12.40 mm Approximate Lug Width: 22.00 mm