I may fail at pricing all of them at once, but I will succeed at pricing them individually.

And how could the robo-version be have higher price than this one?

Selling for 1.33

http://www.tf2outpost.com/trade/20859343

http://www.tf2outpost.com/trade/20869845

Selling for 1.55

http://www.tf2outpost.com/trade/20842179

Selling for 1.66

http://www.tf2outpost.com/trade/20809928

Sold for 1.44

http://www.tf2outpost.com/trade/20838526

http://www.tf2outpost.com/trade/20614912

Sold for 1.66

http://www.tf2outpost.com/trade/20889727

http://www.tf2outpost.com/trade/20875189

http://www.tf2outpost.com/trade/20748213

http://www.tf2outpost.com/trade/20467912

http://www.tf2outpost.com/trade/20560094

Conclusion: Before you say something stupid like "Not enough proof, downvote", take a look on the market first. This thing is so rare now. Demand > Supply because supply of craft hats went down and it's reasonable for this thing to rise.

Feel free to counter / support my proofs.