Pre-owned Seiko Men's SNA413 Flight Computer Chronograph Simply georgious flight watch for any watch collector. Diameter: 42 mm Thickness: 13 mm Lug Width: 21 mm Case: Stainless steel Strap: Stainless steel bracelet Dial: chronograph dial with aviation scales on the edge Dial Window: Domed Seiko’s Hardlex crystal Subdials: 3 subdials showing moving seconds hand (left), Minute counter for chronograph (top) and Alarm or second timezone clock (bottom) Bezel: Bi-directional rotating bezel with rotary slide rule Movement: Seiko Quartz movement with split time chronograph therefore the battery needs to be replaced every two to three years. Water Resistance: 200 m or 660 feet Other Features: Split , Screw down crown and pushers, Alarm, Luminous markers and hands, Second timezone clock subdial, Date display, Rotary slide rule for various calculations Movement:Calibre 7T62 Quartz Chronograph (battery powered as stated above and needs to be replaced every two to three years) Case:Brushed stainless steel, 42mm x 13mm thick. Back:Solid screw in case back Crystal:Hardlex Mineral Band:Brushed stainless steel bracelet, deployant closure, 21mm Water Resistant:200 meters