No sn provided
Smith and Wesson made the model 686-3 from 1988-1992.
All Smith and Wesson model 686 revolvers were made as double action handguns by Smith and Wesson.
Your smith and Wesson model 686 is valued at 250-425 dollars depending on condition.
$100.00
The 686-3 was introduced in 1992 from the 686 which was made in 1988.
The Smith and Wesson 357 model 686-4 is valued somewhere between $450.00 to $625.00, depending on the condition.
No engineering changes.
50-550 usd
The third engineering change of the 686
686's are bringing $350-$400.
Your Smith and Wesson model 686-5 will range in price from 400-600 dollars,depending on overall condition and a good bore.
100-450 USD