Case Case Material: Stainless steel (brushed) Case Colour: Black Case Shape: Square Back: Stainless steel back Bezel Function: - Bezel made of: Crystal: Mineral crystal Diameter (without crown) in mm/inches: 38 / 1,5 Height in mm/inches: 9 / 0,35 Movement Display Type: OLED (digital) Movement: Quartz Calendar: Perpetual calendar (Weekday, Date, Month, Year) Strap Strap Material: Leather Strap Colour: Black Clasp: Buckle clasp Width of the Strap in mm/Inches: 26 / 1,02 Maximal Strap Circumference in mm/inches: 190 / 7,48 Display Display Colour: White Display Crystal Colour: Black Display Type: OLED - Dot Matrix : - Further Details Special Feature: Second Time Zone Logo on: Dial, Strap, Back, Clasp Other Functions: 2 Alarms Manufacturer: APUS Modell: Alpha Packaging: Original Packaging with Documents Guarantee: 2 Years Manufacturer"s Guarantee Technical Details Water-restistant (m/bar): 30 / 3 Weight in g/ounces: 68 / 2,4 Maximal Strap Circumference in mm/inches: 190 / 7,48 Width of the Strap in mm/Inches: 26 / 1,02 Metal Fineness / Metal Type: Stainless Steel 316L