You need two sales my friend.

the other one sold for this:

http://backpack.tf/item/3270677944

See how much that is worth I guess, you can make a range, more than 1 sale

edit:Think it was sold for a scorching pith (the tavish crown)

there is another one on the market which has sold before: http://www.tf2outpost.com/item/440,3330325048,1115,5

Oh i bought this from the unboxer for 2 buds+Phos Tam (we agreed 5 buds value on tam, You may disagree but thats what we agreed value was)

can provide ss if needed

Looks like there's another sale, which you will have to factor into the suggestion

Looking at another recent sale.

http://www.tf2outpost.com/trade/24276128 Sold for Duped Aces High Killer Exclusive(~5 buds) Refer to mini suggestion + 1 bud + 4 keys + ~9 keys in items.

Backpack of seller

http://backpack.tf/profiles/76561198049369308?time=1420185600 Before

http://backpack.tf/profiles/76561198049369308?time=1420321966 After

Backpack of buyer

http://backpack.tf/profiles/76561198046377976?time=1420185600 Before

http://backpack.tf/profiles/76561198046377976?time=1420272000 After

Total: ~7 buds

Mini suggestion

Duped Killer Exclusive Aces High

1. http://www.tf2outpost.com/trade/24497776 Sold for Green Energy Fed Fightin Fedora (5.6 buds * 0.9 = ~5 buds)

Taking 5 buds as mini suggestion price.

With the support of this sale, 7 buds is reasonable.

Accepting.