Size: 42mm Function: Date/Time Water Resistance: 10ATM = (10X) the pressure at sea level = (330) feet) (Screw In Crown) Case Color: Polished 316 Stainless Steel Case Material: 316L Stainless Steel Strap Material: Brown Leather/Black Canvas Strap Size: 22mm Interchangeable: Yes Quick Release: Yes Crown: Stainless Steel Glass: Ultraview Sapphire Crystal Movement: Seiko VK64