The Smith & Wesson Model 637 Airweight is a compact J-Frame revolver chambered in .38 Special. Its lightweight aluminum alloy frame, stainless steel barrel and cylinder, exposed hammer, and five-round capacity make it well suited for discreet carry and personal protection. This configuration includes Crimson Trace Lasergrips for an integrated laser aiming reference while preserving the revolver's compact profile. Fixed sights provide a durable backup aiming system, and the revolver supports both double-action and single-action operation.
Key features
Lightweight J-Frame Airweight construction for comfortable carry
Five-shot .38 Special cylinder for personal-defense use
Exposed hammer supports double-action and single-action operation
Crimson Trace Lasergrips provide an integrated laser aiming reference
Fixed front ramp and rear notch sights offer a durable backup sighting system
Stainless and silver finish components provide a classic, corrosion-resistant appearance
The Smith & Wesson 637 Airweight combines compact J-Frame handling with Crimson Trace laser-equipped grips for a practical everyday-carry revolver.
Sights: Standard Sights; finish: Stainless/Silver.
Is it new or used?
New, in the original packaging.
Can I buy it in Connecticut?
Yes. It ships to a licensed FFL dealer in Connecticut; you pick it up there after the background check. Connecticut buyers need a pistol permit or Handgun Eligibility Certificate, and the Connecticut dealer will only transfer this model if it and its magazines (10 rounds or fewer) are legal in Connecticut.
Is it in stock?
Yes, at $889.51. Orders leave within 1-2 business days; shipping is free over $999.