Model: SN0017-G V3 Movement: NH35A [Automatic mechanical movement] Case: Material - 316L Stainless Steel Case Diameter: 40.5mm Lug to Lug: 48mm Thickness: 13mm Band Length: 190mm/7.5in Band width: 20mm*18mm Glass: Sapphire Crystal, Date Window Convex Mirror(2.5 times amplification effect), Coating Bezel: 120 Clicks Unidirectional Chronograph Bezel,Ceramic Top Ring, 12 O'clock Luminous Markers Dial Color: Blue Sunray, Green Sunray, Black Enamel,MOP Gradient Blue; 3D Hexagon Applique Logo/ MOP Dial Printed Hexagon Logo Hands: Classic Hands Set, Luminous Coating Luminous: BGW-9 Blue Light, Hands and Markers Crown: Screw-down Crown, With 3D Hexagon Logo Case Back: Screw-down Case Back, Brushed Process Strap: 316L Stainless Steel All Brushed Bracelet,Width 20*18 mm Clasp: Folding Clasp With Safety,With San Martin Hexagon Logo Water Resistant: 20Bar=200meters Weight: about 150g Warranty: 2 Year