Depending on condition the model 66 could be valued anywhere from $550-750.
Impossible to answer without the serial number. The serial number is on the butt.
1973. Value $300-$350.
50-350 USD or so depending on condition.
No published DW serial number reference. 100-500 or so
You will have to call S&W since you didn't provide the serial number or post again with the serial number.
Not a valid serial number. Please list all markings found on the gun so we can properly identify it.
There is no 6866. There is a 686, its value can vary between 100-500 USD
Your Smith and Wesson model 66 which was made in 1985 will bring between 375-550 dollars,depending on overall condition and a good bore.
The serial number is on the butt of the weapon. From that, you can determine when shipped by calling S&W or looking it up in the Standard Catalog of Smith and Wesson.
Mid 80's or later. Call S&W and they will tell you for sure.
Your Smith and Wesson revolver was made in the year 1985.The value will be between 375-600 dollars depending on overall condition of your revolver and a good bore.
Assuming you were asking about value, will depend on model, barrel, blued or stainless, and condition. Somewhere are $300-$400. Excellent revolvers- well made, accurate and durable.