be prepared for it to go in the $300 neighborhood
Shabby ones were selling for that, for quite a while a couple of years ago, during a price spike - the prices are a roller-coaster.
But they are down now!
I bought one of Cindy's New-In-Box SSKs a while back and over half of the rivets were broken. I had kept it on the shelf for several months without opening it debating whether to flip it for a profit, but eventually cracked it open and did a good full nut-and-bolt mod.