If your Winchester model 1200 is a standard field model,it is worth between 400-600 dollars depending on condition.It would be worth more depending on the grade.
The only barrels that will fit the Winchester model 120 are all model 1300 winchester barrels,and most model1200 Winchester barrels.So the answer to your question is No.
No such model made by Winchester
What is a Winchester model 74.22 repeater rifle, circa l939, worth?
how much is a Winchester 1859 worth with the serial number 2330126
Your angle eject Winchester is worth between 250-350 dollars.
Winchester 70 225 is worth around 1,000 dollars if 100%
w much is a Winchester 72-22 long or short rifle worth?
what is it worth & how do you get the barrell off
A Winchester Model 140 12 gauge, semi automatic can be worth up to $150. The exact amount that the Winchester is worth depends on the condition of the gun.
Your winchester model 1894 was made by winchester in 1964.
Numerous ones are worth that much.
15$