Colt .357, .357 magnum cal. double action revolver.  Serial #15718, mfg. 1957.  Very good condition.  4” barrel has excellent bore, ramp front and adjustable rear sights.  Barrel and frame have 96% blue with some muzzle and crane wear.  Cylinder is 98% with light index wear.  Pachmayr checkered rubber grips are excellent.  Double action works smoothly and locks up tight.  A nice early Colt .357!  C&R OK.