As a general rule, nickel will be worth about 75 more
300
50-650 usd
Good condition with orig grips blue $1000 nickel $1400.
100-500 USD
100-600 USD
they never made nickel or ss receivers,yours like most blue receivers has gotten worn off from handling
It would be worth between $210 and $255. New Condition $300 dates of Manufacture: 500 shot made 1914-17 350 shot nickel finish 1921-32 350 shot blue finish 1918-20
This should have a "flat" or medium grade blue finish on it - not as high polished as a model 27, and there was no other finish option at that time. A few were made with nickel in the N serial range, but not the S range you site.
Standard Blue finish NRA excellent condition $175.00
900
Depending on the condition and if it is Nickel or Blue, with original box, they sell from $600-$900 in good to excellent shape.
50-500 usd