Manufactured in 1931, the first year of production. The left side of the slide is marked with the elongated two line address/patent dates followed by the Rampant Colt and the right side is marked "COLT ACE (in a diamond) 22 LONG/RIFLE". The serial number is marked on the right side of the frame. Blade front and adjustable notch rear sights. The arched mainspring housing, trigger, wide hammer, slide catch, and thumb safety are checkered. Fitted with checkered walnut grips and a two tone magazine with the standard Colt Ace caliber marking on the base.

Very fine. The pistol retains 70% original blue finish with the balance a smooth gray and brown patina. The grips are also very fine with some minor nicks and pressure dents in the overall crisp checkering. The markings are crisp. Mechanically excellent.