NB6021-17E Calibre No:9051 Power Reserve:Approx. 42hrs (From fully winding) Accuracy:Accuracy of average -10～+20sec/day Case:Super TitaniumTM (Duratect TIC) Band:Polyurethane / Black Glass:Sapphire Glass Case Size:41mm Thickness:12.3mm Dial:Black Water Resistant:ISO Diver 200M Movement:Automatic Main Features:Date Display 28,800 vph 24 jewels Automatic & Manual winding Unidirectional Rotating Bezel Luminous Hands & Indices