Description
| Manufacturer | Smith and Wesson |
| Model | 637 |
| Type | Revolver |
| Action | Double / Single Action |
| Family | 637 Series |
| Frame | Alloy Frame |
| Finish | Matte Silver |
| Frame/Stock/Grips | Alloy Frame Black Synthetic Alloy Frame |
| Barrel | 1 7/8″ |
| Overall Length | 6.3″ |
| Capacity | 5 |
| Sights | Ramp Front Sight |
| Weight | 14.3 oz. |
| Shipping Weight | 1.6 |
| AdditionalFeature | External Hammer |
| AdditionalFeature | J-Frame |
| MFG Model No | 163050 |
| UPC | 022188630503 |
