Description: "The Calibre 2100 chronograph watch from Citizen has a solid stainless steel case and bracelet. Its full chronograph function includes a 1 hour subdial for the minutes and a 12 hour subdial, along with a center sweep 1/5 second hand. It has an instantaneous reset button that instantly returns all the chronograph registers to zero. The innovative Eco-Drive technology means it is powered by both natural and artificial light, so you'll never need a battery. Main features: Date display (at the 4 o'clock position) Alarm function provided by red center hand Push-Button Triple Folding Buckle with Safety Fold-over Power reserve dial (at the 12 o'clock position) Screw-back case and screw-down crown Non-reflective scratch-resistant mineral crystal glass"