Balmer E-Type Chronograph Mens Watch True Chronograph Functions (60sec, 30min, 12hr Sub Dials), Multi-Textured Dial and Sub-Dials, Visible Date Window, Luminescent Hands and Indices, Mirror Finish Roman Numeral Indices at 12, 4, 6, 8, 10 O'clock, Minute Chapter Ring, Blamer Dial Logo; Case Dimensions 48mm x 54mm x 13mm Surgical Grade 316L Stainless Steel Case, Surgical Grade 316L Stainless Steel Textured Bezel, Stainless Steel Case Back with Engraved Balmer Logo, Two Stainless Steel Chronograph Pushers, Coin Edge Screw Down Crown, Water Resistant to 10ATM (100m or 330ft) Genuine Leather Strap, Surgical Grade 316L Stainless Steel Buckle; Band Dimensions 197mm x 22mm Anti-Reflective Sapphire Coated Crystal Swiss Made Ronda 5030.D Quartz Movement