caption: The image shows a Colt Model 1851 Percussion Revolver resting on a green surface. The gun is a single-action, six-shot revolver with a blued finish and a walnut grip. It has a 6.5-inch barrel and a 4-inch cylinder. The handle is made of walnut and the barrel is engraved with a checkered pattern. The revolver is in excellent condition, with no visible signs of wear or damage.