This 42mm Holst Chronograph features a gray sunray dial, chronograph movement and gunmetal steel mesh strap. Watch strap is interchangeable. Material and Details: • Dial Color: Charcoal • Case Diameter [mm]: 27 MM • Case Thickness: 6 MM • Case Material: Stainless Steel • Strap Closure: Safety Mesh Buckle • Movement Type: Quartz