Depending on condition and the area of the country you are in, around $600.
So ya practically stole it!!
It had a low count (around 2600 made during two years), so it is a keeper
It'll either have an 8-rd or 9-rd mag...dependant on what state it was originally shipped to.
Check Midway for additional 9-rd'ers...
There are two major S&W forums that can get exquisitely into great detail about your pistol.
Usually hit one before here, and the other after here
This post is particularly dead-on...
http://smith-wessonforum.com/137896556-post40.html
BTW, does it happen to have San Jose PD markings??
Got Pics??
If it has a flattish thin rubber grip, that's OEM S&W,
some folks did upgrade to optional OEM Hogue rubber which was thicker/fatter...
wonder if that might be your issue??