Bell & Ross BR 126 Sport Heritage GMT & Flyback Watch 43mm in diameter. This watch features and automatic movement with the following functions: hours, minutes, small seconds, and Chronograph with flyback function.( Back to Zero and fast restarting of the measure of time) It also has a second time zone 24h. The watch is in polished with an immovable black bezel with aluminum ring and a calfskin strap with folding buckle. This timepiece is new, never worn. Comes with 2 year warranty from manufacturer, box, instruction manual and certificate of authenticity.