1989
about $500 New in box.
Wood
Not enough sales.
In Smith and Wesson code, the 6 means the gun is primarily made of rust resistant stainless steel. The 37 designates the lightweight version of the model 36 .38 caliber revolver, and lightweight guns have aluminum frames. The -2 designation means that this revolver is the second version of this model. So 637-2 means a stainless barrel and cylinder on an aluminum frame based on a lightweight model 36 revolver in the second version (or first design revision) of this model which is designated model 637. The model 36 and model 37 Smith and Wesson revolver are 5 shot revolvers with a 2, 3, or (recently) a 5 inch target barrel. The 2 inch barrel is the most common version. The model 637 Smith and Wesson 5 shot .38 caliber revolver is only available in a 2 inch barrel.
In Smith and Wesson code, the 6 means the gun is primarily made of rust resistant stainless steel. The 37 designates the lightweight version of the model 36 .38 caliber revolver, and lightweight guns have aluminum frames. The -2 designation means that this revolver is the second version of this model. So 637-2 means a stainless barrel and cylinder on an aluminum frame based on a lightweight model 36 revolver in the second version (or first design revision) of this model which is designated model 637. The model 36 and model 37 Smith and Wesson revolver are 5 shot revolvers with a 2, 3, or (recently) a 5 inch target barrel. The 2 inch barrel is the most common version. The model 637 Smith and Wesson 5 shot .38 caliber revolver is only available in a 2 inch barrel.
100-300 USD depending on what "used" means.
You don't mention where you are so there is no way to answer. Call your state's Department of Natural Resources or Wildlife division, etc.. to find out.
Yes, +P is actually a higher pressure so using the lower pressure regular loads may actually extend its life some.
No
20% of 637= 20% * 637= 0.2 * 637= 127.4
if think when you put a 357 cartridge in your model 637 the tip of the 357 'might' stick out the end of the cylinder. that tells you NOT to shoot 357 cartridges in a 38 special..........