Counter-suggestion.

1.2 buds is too high.

Proofs from Ramse and other suggestor.

Sale 1

http://www.tf2outpost.com/trade/22753445 - Sold for a Smoking Dark Falkirk Helm (1.9*0.9 = 1.7 buds) (Outlier)

Sale 2

http://www.tf2outpost.com/trade/22853153 - Complicated sale, won't use it.

Sale 3

http://www.tf2outpost.com/trade/22391030 - Sold for 1 bud.

Sale 4

http://www.tf2outpost.com/trade/22055677 - sold Grimme + Smoking Beak (2.4 buds) for KS SF Medi Gun (2.4 + ...) (won't use it)

Feel free to counter / support my proofs.