RE-SUGGESTION!!! Thanks for the help from several, brilliant people.

Unpriced! 1 seller on bp with untraceable sale -> https://backpack.tf/item/8818315485

https://backpack.tf/profiles/76561198071506287#!/compare/1590796800/1591056000

https://backpack.tf/profiles/76561198453530349#!/compare/1590883200/1596153600

Other sale:

https://backpack.tf/item/8559943783

https://backpack.tf/profiles/76561198358296372#!/compare/1590192000/1590278400

https://backpack.tf/profiles/76561198010991677#!/compare/1590278400/1590451200

Untrace

https://backpack.tf/profiles/76561198010991677#!/compare/1592438400/1592611200

https://backpack.tf/profiles/76561198064658655#!/compare/1592524800/1592611200

Bulk

https://backpack.tf/profiles/76561198064658655#!/compare/1592784000/1592870400

https://backpack.tf/profiles/76561198317651933#!/compare/1592784000/1592870400

Sold for 14

https://backpack.tf/profiles/76561198317651933#!/compare/1592870400/1592956800

https://backpack.tf/profiles/76561198056327660#!/compare/1592870400/1592956800

Untrace

The first untrace linked was actually 18 pure (ID's match)

https://backpack.tf/profiles/76561198358296372#!/compare/1590271200/1590357600

However, 2 in-date marketplace sales! -> https://marketplace.tf/items/tf2/31091;5;u36

May 28th -> 26.66 / 1.91 = 13.95k (~14k)

June 23rd -> 31 / 2 = 15.5k (~16k)

14k sales

16k sale

18k sale (forgot about this sorry!)

Taking a new price range of 14-18k