This revolver was manufactured in 1866 and has the one line "U.S. AMERICA" barrel address, rebated cylinder with the naval battle roll scene, "44 CAL" on the left side of the trigger guard, German silver blade front sight, hammer notch rear sight, smooth "one piece" grips, and matching serial numbers aside from the cylinder which is numbered "620". The Colt Model 1860 was the most popular revolver of the Civil War era and were also popular during the post-war years.