Features: Stainless Steel Case Rubber Strap Automatic Movement Caliber: F6922 22 Jewels Sapphire Crystal Blue Dial Analog Display Luminous Hands And Markers Day And Date Display Uni-Directional Rotating Bezel Screw Down Crown Solid Case Back Buckle Clasp 200M Water Resistance Approximate Case Diameter: 43mm Approximate Case Thickness: 13mm Alternate Model Numbers: RA-AA0006L, RA-AA0006L19B, RA-AA0006L39B