Smith & Wesson Model 637-2 Airweight .38 Special DA/SA Revolver, 1.875 in Barrel, 5-Shot, Matte Silver
The Smith & Wesson Model 637-2 Airweight is a micro-size J-frame revolver chambered in .38 Special. This variant combines an aluminum-alloy frame in matte silver with a stainless steel 1.875 in barrel and a five-shot fluted cylinder, keeping weight to approximately 14.5 oz. It is marked 637-2 on the crane cut, confirming the engineering-change designation. Fixed sights, an exposed hammer for DA/SA operation, and S&W synthetic rubber grips with finger grooves round out a compact, carry-friendly profile.
Condition
Overall Condition: Very good condition, showing only light, superficial signs of prior handling or use.
Bore Condition: Excellent - Clean, mirror finish, no signs of wear.
Bore Rifling: Excellent Rifling - Sharp lands and grooves.
Specific Condition Notes: Minor superficial scratches and blemishes are present on the exterior surfaces.
The Airweight construction pairs an aluminum-alloy frame with a stainless steel barrel and cylinder, all finished in matte silver. The short 1.875 in snub barrel and round-butt J-frame profile keep overall length to about 6.31 in and unloaded weight to approximately 14.5 oz.
This 637-2 operates in double-action/single-action with an exposed hammer. It features a five-shot fluted cylinder with counterclockwise rotation, a knurled ejector rod tip, and a short under-barrel lug.
Sights are fixed: an integral serrated ramp front sight and an integral rear notch. The revolver includes an internal key lock safety feature as specified for this model variant.
Ergonomics are anchored by black S&W synthetic rubber grips with finger grooves. The crane cut is marked 637-2, and the revolver is made in the United States.