Traded mostly for items, overall estimated price is 1128 - 1214 keys from Gummy (Originally priced for sale for 1100 keys)

Screenshot: https://imgur.com/a/c0wtXEt

Item: https://backpack.tf/item/2041499282

History difference proof: https://backpack.tf/profiles/76561198023517126#!/compare/1776384000/1776470400

Traded for:

Severed Serration Cat's Pajamas (1:1, recently priced here as 725 keys, exact amount I bought it before)

Eldritch Rift Taunt: Luxury Lounge ~100 keys

Phantom Crown Tundra Top (Priced at 124 keys, current lowest sell is 200 keys)

Strange Professional Killstreak Australium Medi Gun (DD Firehorns) - priced at 94, currently lowest sale is 84

Strange Australium Grenade Launcher (Raw and regular no KS, 18 keys)

Strange Professional Killstreak Australium Flame Thrower (Violet Tornado, best 3 parts) - 57 keys

Strange Professional Killstreak Vaccinator (Fire horns Emerald) - 6 keys, all firehorns of this are nearly the same price

And 14 keys pure on top

After adding all lowest and highest numbers I can say it's price is in range 1128 - 1214 keys