romain jerome steampunk 100th anniversary chronograph 50mm stainless steel men's watch

50mm stainless steel case, solid case back,?Solid caseback engraved "100th anniversary" propeller blade Mobile of oxidized steel and then stabilized at 6 o'clock, which recalls those of the vessel, black dial, deployment clasp, screw down crown, power reserve 42 h, black rubber strap, automatic movement, water resistant to 30m/100ft.