Detomaso Men's DT2044-D Matera Solar Divers Trend Mehrfarbig/Schwarz Analog Display Japanese Quartz Black Watch Operated by light-sensitive solar cells with date display illumination by gtls ( gaseous tritium light sources ) t25 Superluminova glow-in-the-dark pigments (index and logo) stainless steel case and watch strap Japanese-quartz Movement Case Diameter: 45mm Water Resistant To 660 Feet