Ben & Sons Men's 'Martin' Quartz Stainless Steel and Leather  Watch, Color:Black (Model: BS-10023-01) 24 Hour and Day of the Week Sub dials; Date Window at 4:00 Black Dial with Silver Tone and White Hands, Hour Markers and Arabic Numerals; Luminous; Sapphitek Crystal; Screw-Down Crown; Stainless Steel Case; Black Leather Strap Japanese-quartz Movement Case Diameter: 44mm Water Resistant To 100m (330ft): In General, Suitable for Swimming and Snorkeling, but not Diving