If you call S&W, they will tell you when it left the factory.
50-400 USd. YOu wil have to call for the date.
You will have to call S&W and give them the serial number.
With the serial number that you have provided,your Smith & Wesson model 439 was made in the year 1982.The model 439 was a second generation double action 9mm handgun which was made from 1979-1988.
1 and 439. 439 is prime.
The positive integer factors of 439 are: 1, 439
Only 1 and 439 because 439 is a prime number.
0.0159
439 = CDXXXIX
567-439 = 128
439 rounded to the nearest ten is 440.
85% x 439 = 373.15 439 - 373.15 = 65.85 --------------------------------- Alternatively: 85% off = 100% - 85% = 15% left 15% of 439 = 15/100 × 439 = 65.85
439 + 746 = 1185