Colt Diamondback, .22 long rifle cal. double action revolver. Serial #D95788, mfg. 1976. This is one outstanding .22 revolver! Excellent condition.  Blue is 97%+ with a few very light surface scratches.  4” ventilated rib barrel has an excellent bore. Adjustable rear sight with a pinned front ramp. Action is silky smooth as you would expect. Colt gold monogrammed walnut checkered grips are excellent. Wide spur target hammer. .22 caliber is the most collectible version. A great little snake gun!