The case of the RailRoad Auto Chrono, with its rounded edges, vertical satin finish and tapered button guards, brings to mind the era of pocket watches. Against a black or slate gray background, the tachymeter, contrasting rust or blue respectively, starts from the center of the dial and extends outward
Features:
Material: Steel
Movement: Automatic CAL. H-21
Watertightness: 5 bar (50 m) / 73 psi (164 ft)
Distance Lugs: 22MMGlass: Sapphire Glass
Opening: Open Case Back
Diameter:44MM