This is a vintage Victory model Smith & Wesson revolver. The caliber is .38/200. The Victory model was named for the "V" prefix which was placed before the serial number and represented "Victory" against the Axis powers in World War II. Serial numbers for the .38 Special Victory model began at about V1 in early 1942 and ran until VS811119 with a date of late August of 1945 (end of production).  This revolver is in nice condition with a parkerized finish. It has a 5 inch barrel. The serial number is V 5887xx