It’s a 1942-44 victory model chambered in 38 (not 38 special) used in the lend lease program for the Brits

 

Caliber: Primarily .38 S&W; some in .38 Special (U.S. Property-marked versions command a premium). 

•  Action: Double-action/single-action revolver.

•  Capacity: 6 rounds in a swings-out cylinder.

•  Barrel Length: Commonly 4 or 5 inches; 2-inch variants are rare. 

•  Overall Length: About 9–10 inches (depending on barrel).

•  Weight: Approximately 30–34 ounces unloaded.

•  Sights: Fixed front and rear.

•  Finish: Parkerized (wartime gray); no chrome or nickel. 

These are collectible for their historical significance, with values influenced by condition, markings (e.g., U.S. Property, G.H.D. inspector stamp), originality, and whether converted from .38 S&W to .38 Special post-war (conversions slightly reduce value).