Price of the Vintage Noble Amassment of Hats should decrease slightly. Proof/Evidence below. I will close this suggestion if there are too many disagreements.

Some sellers on Outpost

Unsold for 1.2 Keys or less

http://www.tf2outpost.com/trade/12205620 - 5 Days

http://www.tf2outpost.com/trade/11981959 - 1 Week

http://www.tf2outpost.com/trade/12353214 - 1 Day

http://www.tf2outpost.com/trade/12214410 - 5 Days

http://www.tf2outpost.com/trade/12309008 - 2 Days

http://www.tf2outpost.com/trade/12328577 - 2 Days

http://www.tf2outpost.com/trade/12205620 - 5 Days

http://www.tf2outpost.com/trade/12344428 - 1 Day

http://www.tf2outpost.com/trade/12267245 - 4 Days

http://www.tf2outpost.com/trade/12317480 - 2 Days

http://www.tf2outpost.com/trade/12265539 - 4 Days

http://www.tf2outpost.com/trade/12212729 - 5 Days

http://www.tf2outpost.com/trade/12256108 - 4 Days

http://www.tf2outpost.com/trade/12181686 - 6 Days

http://www.tf2outpost.com/trade/12385123 - 3 Hours

http://www.tf2outpost.com/trade/12371253 - 12 Hours

http://www.tf2outpost.com/trade/11569180 - 3 Weeks, changed his price to a key

Unsold for a key or less

http://www.tf2outpost.com/trade/12153796 - 1 Week, changed his price to 5 Refined

http://www.tf2outpost.com/trade/12370879 - 12 Hours, 5 Refined (Same guy as above)

http://www.tf2outpost.com/trade/12344698 - 1 Day, 5.55 Refined

http://www.tf2outpost.com/trade/12370874 - 12 Hours, person that changed from 1.2 Keys

A successful buyer on Outpost

http://www.tf2outpost.com/trade/10202392 - Willing seller for 5 Refined a week ago

An offer on Outpost

http://www.tf2outpost.com/trade/11569180 - Color No. 216-190-216 Genuine Hero's Hachimaki (Approx. 1-1.2 Keys) 3 weeks ago (Never Traded)