Product Details + Case STAINLESS STEEL 316L Case Size 42MM Case Thickness 10MM Case Color MATTE BLACK Movement JAPANESE QUARTZ Water Resistance 5 ATM Dial Color MATTE BLACK Strap STAINLESS STEEL MESH Strap Length 23.5CM Strap width 22MM Interchangeable Straps YES Our Zenith watches feature a 42MM diameter case size. Case depth is 10MM. This watch style is timeless, sits tall on the wrist & is a great modern statement piece.