Stupid phone submitted the suggestion before I could finish it >_>

Classified ads at the time of posting:

http://m.imgur.com/Oztl2RF

http://backpack.tf/classifieds?item=Half-Zatoichi&quality=11&tradable=1&craftable=1

1 buy order 5.44 refined

2 buy orders at 5.33 refined

1 buy order at 5.11 refined

1 buy order at 4 refined

Quicksale at 4.33 refined:

http://www.tf2outpost.com/trade/26773991

Seller at 4.33 refined:

http://www.tf2outpost.com/trade/26758818 (~3 days old, poorly bumped)

Buyer at 4.33 refined:

http://www.tf2outpost.com/trade/18122614 (~1 year old)

Buyer at 4 refined:

http://www.tf2outpost.com/trade/26778155 (~1 day old)

This is all I could find on Outpost at the time of posting that are valid.