Item 1

https://backpack.tf/item/413256370

Ignoring the trade-backs

Sale #1

Sold for 550 keys-

Seller: https://backpack.tf/profiles/76561198156749406#!/compare/1734307200/1734480000

Buyer: https://backpack.tf/profiles/76561198054912875#!/compare/1734393600/1734480000

Sale #2

Sold for a Circling Heart Soldier's Stash (using for the Stash)-

Seller: https://backpack.tf/profiles/76561198054912875#!/compare/1734912000/1735084800

Buyer: https://backpack.tf/profiles/76561197982127154#!/compare/1734912000/1734998400

Sale #3

Untraceable but seems to be the MPTF sale-

Seller: https://backpack.tf/profiles/76561197982127154#!/compare/1734998400/1735084800

Buyer: https://backpack.tf/profiles/76561198045288245#!/compare/1735257600/1735430400

Item 2

https://backpack.tf/item/358799214

Double spelled, ignoring here

Marketplace.tf Sales

https://marketplace.tf/items/tf2/393;5;u16;strange

MP.TF Sale #1

Sold for $1111.11 on October 26, 2024

Average Key Price @ $1.89ish

1111.11/1.89 = 587.88ish keys

Unknown History?

MP.TF Sale #2

Sold for $1199.99 on December 28, 2024

Average Key Price @ $1.80ish

1199.99/1.80 = 666.66ish keys

https://backpack.tf/item/413256370

Sales @ 550, 588, 667

Rounding and taking 550-670 here