Model 27. Made in the 73/74 time frame. Call S&W and they can tell you when it shipped from the factory.
1970
$200-$450, depending on which model, barrel and condition. Excellent revolvers.
Impossible to answer without the serial number. The serial number is on the butt.
The S&W Model 57 chambered in .41 Magnum with a 6" barrel will range from about $400 to $2000 depending on condition and age.
The 41 Magnum is the Model 57 or 58. The Model 29 is a 44 Magnum.
A Model 25 will be chambered either for 45 ACP or 45 Colt as it comes from the factory.
Depends on model, type metal, barrel, condition etc, Typically $150-$275. These are extremely well made, underappreciated revolvers.
@ 23 yrs old. 50-500 USD
@ 1985
The winchester model 670,and magnum models were made from 1967-1973.
Value of a smith and western model 581 357 magnum crome with 6 inch bull barrel
post the serial and your get an answer.