Colt Diamondback, .38 Special cal. double action revolver.  Serial #D92643, mfg. 1976.  Like new condition.  Super Snake Gun with 2 ½” vent rib barrel, mint bore, ramp front sight and adjustable rear.  Barrel and frame have near 100% blue.  Cylinder is near 100%.  Colt checkered walnut grips are 100%.  Double action works fine and locks up tightly.  Appears test fired only.  Rarely seen in 2 ½” barrel length. Very desirable Snake Gun!