Case: 316L High Precision Stainless Steel, Individually Numbered Dial: Blue Sunray Dial and Blue Bezel white luminous dot index and hands Glass: Domed Sapphire Crystal with Anti-Reflective Coating Movement: TMI VH31 W. Sweep Second Hand, Quartz (Japanese) Size: 39.5 mm wide, 12 mm thick Water resistance: 20 atm tested / 200m (suitable for diving)