Brand Name Casio Model number B650WD-1AEF Part Number B650WD-1AEF Model Year 2018 Item Shape Square Dial Window Material Type Acrylic Display Type Digital Clasp Type Tang Buckle Metal Stamp Resin Case Material Resin Case Diameter 41.2 millimetres Case size Small Case Thickness 11 millimetres Band Material Resin Band size womens short Band Width 25 millimetres Band Colour Silver Dial Colour Gray Bezel Material Metal Bezel Function Calendar Calendar Calendar Feature Special Features 24 hour display, stopwatch Weight 63 Grams Movement Quartz Water Pressure Resistance 5 bar