Casio Men's DW9052-2 G-Shock Blue Rubber Digital Dial Watch Imported Multi-function round watch with G-Shock protection featuring alarm, chronograph, and electro-luminescence light 45.5 mm rubber case with mineral dial window Quartz movement with digital display Rubber band with buckle closure Water resistant to 200 m (660 ft): In general, suitable for professional marine activity and serious surface water sports, but not scuba diving