Sale 1:

Spellbound Harmburg+HP.JR Harmburg(72)+40 keys for a Frostbite BoA(462.5)

https://backpack.tf/profiles/76561198222561920#!/compare/1613001600/1613174400

https://backpack.tf/profiles/76561198285371555#!/compare/1613088000/1613174400

Sale 2:

Spellbound Harmburg for a Nuts n' Bolts Gauze(35)+Demonflame Bloke's(205)+Pale Nimbus Elf Esteem(15)+Demonflame el Guadalajara(167)

https://backpack.tf/profiles/76561198285371555#!/compare/1613174400/1613260800

https://backpack.tf/profiles/76561198097171432#!/compare/1613174400/1613260800

Mini for HP.JR Harmburg

https://backpack.tf/suggestion/602fa1a66833d93238215462

Mini for Gauzed Gaze:

Only recent traceable sale that isn't a dump to bots is at 35 keys

https://backpack.tf/profiles/76561198285371555#!/compare/1613520000/1613606400

Mini for Pale Nimbus Elf Esteem:

Sold for 15 keys:

https://backpack.tf/profiles/76561198285371555#!/compare/1613433600/1613520000

Calculation:

Sale 1: 462.5-(40+72)= 350.5 ~(350)

Sale 2: 35+205+15+167= 422 ~(420)