Graham Men's 2CXAS.S01A Analog Display Swiss Automatic Brown Watch Imported Brushed and polished stainless steel case (42 mm in diameter, 15 mm thick), Snap-down case-back with a sapphire aperture over the balance wheel and engraved with the Greenwich Observatory Silver dial, Black luminescent hands, Printed indices and applied black Arabic numerals, Date aperture at the 3 o'clock position Swiss-automatic Movement Case Diameter: 42mm Water Resistant To 165 Feet