how much is it worth?

For some reason, people think they are worth the weight of gold in my area.

http://sacramento.craigslist.org/pts/1731114962.html

-- $500 for slant w/3 speed OD ???

http://sacramento.craigslist.org/pts/1729404357.html

-- $2500 for rebuilt

http://sacramento.craigslist.org/pts/1725364976.html

-- $499 pulled out of a D100