Stainless steel case with a black leather strap. Fixed stainless steel bezel. Black dial with silver-tone hands and Roman numeral hour markers. Minute markers around the outer rim. Dial Type: Analog. Three multi-function sub-dials displaying: day of the week, date and moonphase. Japanese quartz movement. Scratch resistant mineral crystal with sapphire coating. Pull / push crown. Screw down case back. Case diameter: 40 mm. Case thickness: 12 mm. Round case shape. Band width: 20 mm. Band length: 9 inches. Tang clasp. Water resistant at 30 meters / 100 feet. Functions: date, day, hour, minute, second. Casual watch style. Akribos Black Dial Black Leather Men's Watch AK635SSB.