Features: 316L Stainless Steel Case Leather Strap Quartz Movement Caliber: VH31 Flat Sapphire W/AR Coating Crystal Matte Black W/Super-LumiNova C3 Dial Analog Display Luminous Hands And Markers 60 Minute Ceramic Rotating Bezel Pull/Push Crown Screwed Case Back Buckle Clasp 100M Water Resistance Approximate Case Diameter: 42mm Approximate Case Thickness: 13mm Approximate Lug Width: 20mm