Fit for the modern man. Our Calverton Wristwatch features a crocodile grain leather strap in brown, a stainless steel case, three hands, a 24-hour indicator, day and date hands plus water resistance up to 5 ATM. (Style side note: ATM refers to “ATMospheres” and the number before it refers to the number of atmospheres of pressure the watch can withstand before leaking) Case Diameter: 42 mm Case Thickness: 10,5 mm