Fossil Machine FS4597 Sporty men's chronograph in a striking military style. Design & Case: The watch features a robust, black stainless steel case with a diameter of 45 mm. The dial is also black. Strap: The model is equipped with a striking olive-green silicone strap (24 mm wide) with a classic buckle. Movement & Functions: It is powered by a reliable quartz chronograph movement. It offers an integrated stopwatch function as well as a date display. The watch is pre-owned and has a very slight scratch on the glass (at the 10 o'clock position). The battery has just been replaced. Therefore, there is no warranty on water resistance.