Classifieds at the time of posting this suggestion.

The age of the listing(s) are shown in the screenshots rather than the last bump - Unsolds and item histories are presented in chronological order according to the screenshot(s).

x2 for sale at 15 Refined - http://i.imgur.com/iExYcOQ.png

Unsold for 4 days http://backpack.tf/item/265607818

Unsold for 4 days http://backpack.tf/item/263351290

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x1 for sale at 18 Refined - http://i.imgur.com/cd9JFTw.png

Unsold for 3 days(Duplicated) http://backpack.tf/item/265041267

Outpost sellers.

http://www.tf2outpost.com/trade/28445318 - 18 Refined - Unsold for 3 days.

I am excluding all trades on Outpost that haven't been bumped for 1 day or more.