Belt Steel strip 00 BLSBrand new-Centennial RW5 Mechanical Chronograph Series,The design inspiration comes from the Italian Air Force“Tricolor arrow”,It is a chronograph beloved by explorers。The craftsmanship continues to be used as always Embryo factory.1-ExclusiveB01Automatic winding mechanical movement,2-The stainless steel case features a screw-down case back,3-Ratchet unidirectional bezel,Screw in type、Double-sealed crown,4-Made of curved sapphire crystal glass、Double-sided anti-glare dial。Worth having。