How 'rare' is a 4" ROUND butt model 12-2?

[Terry T]

I just picked one up after looking for a couple of years. They just don't seem to show up very often.

See another thread with the same question but different heading:

http://smith-wessonforum.com/s-w-revolvers-1961-1980/218315-another-model-12-question.html

Terry T