Case Diameter: 39.5mm Case Thickness: 12mm Case Length: 46.2mm Lug Width: 20mm Crystal: Box-shaped Hardlex crystal Dial Color: Brown Clasp: Tri-Fold Push Button Release Clasp Date Calendar LumiBrite Hands and Markers Caliber 4R34 23 Jewels Water Resistant: 5 bar, 50 meters (165 feet Power Reserve: Approximately 41 Hours