Sellers (first trade is old, second is 5 days);

http://www.tf2outpost.com/trade/7084781 2 key offer, hasn't gone through

http://www.tf2outpost.com/trade/8391205 4 ref offer, hasn't gone through

Buyers (all unsuccessful, all fairly new);

http://www.tf2outpost.com/trade/8430042 Paying 1 key + 1 rec

http://www.tf2outpost.com/trade/8486085 Paying 1 key

http://www.tf2outpost.com/trade/8450010 Paying 1 key

Rest on outpost are in sets or have better paint.

Low traffic hat, but seeing as how three buyers are willing to pay at least a key, that seems to be a good minimum price. Seller trades are inconclusive.