Features: Stainless Steel Case PU Strap Quartz Movement Caliber: Seiko VX43E Sapphire Crystal Orange Dial With Logo "RATIO" Analog Display Luminous Hands And Markers Day And Date Display Unidirectional Rotating Bezel Bezel With Ceramic Inlay Screw Down Crown Engraved Caseback (With Image Of A Free Diver) Buckle Clasp 500m Water Resistance Approximate Case Diameter With Crown: 49mm Approximate Case Diameter Without Crown: 46mm Approximate Case Thickness 13mm Approximate Lug Width: 21mm