http://www.tf2outpost.com/trade/7737376

Offer - Orbiting Planets Stout Shako for Smoking Gentleman's Gatsby (22-25 keys)

The best~ 23.5 keys (~0.9 buds)

http://www.tf2outpost.com/trade/7132993

Offer:- 1 bud pure(2 weeks ago)

- 2 TS Bills and 8 keys (~ 1 bud) (5 days ago)

- Circling TF Logo Brain Bucket (22-28 keys~1 bud)(3 days ago)

The best~ 1 bud pure

http://www.tf2outpost.com/trade/6546454

Offer :- 1 bud+3 keys(~1.1 bud)(1 month ago)

- Circling Peace Lord Cockswain'( 23-30 keys~ 1 buds)

- Gold B.M.O.C., white bills hat, and lots of keys and strange weapons

( ~16 keys+10 keys+3(my be)~1.1 bud)(1 week ago)

The best~ 1.1 buds

http://www.tf2outpost.com/trade/7449045

Sold for Steaming Fancy Fedora ~1.1-1.4 buds(~1.25 buds)(1 week ago)

Makss!B>S.Sticky&S.Bottle- owner

The best~ 1.25 buds( not pure)

http://www.tf2outpost.com/trade/6878511

Trade-orbiting planets stout shako for searing plasma buckaroos hat

(18-19 keys- old price) (3 week ago)

The best~18.5 keys I will not consider it as evidence of price.

I think the lower price limit take 0.9 buds(Link 1) the upper ~1.2 buds(link 4)