The Fortis Aviatis Aeromaster Stealth Chronograph 656.18.18 L.18 is a Swiss Made Men's Watch with the reference number 656.18.18L.18. Produced by the famous watchmakers of Fortis. This Fortis Model has a Automatic Movement with a ETA Valjoux 7750 Calibre , which has a power reserve of 48 h , 25 Jewels and a Frequency of 28.800 A/h . The case is made of durable Stainless Steel (PVD coated) with a Diameter of 42 mm (Case width without Crown) , a Case height of 15 mm paired with a black dial . The