Steam trade history 1 Both those are the same (Total history)

Steam trade history 2 Both those are the same (Sent offer history)

Using Specialized Killstreak Australium Frontier Justice at 10 keys.

Bp.tf Classifieds

Highest buyers in classifieds at 10 keys.

Plus there are sales from Bot.tf at +10keys: Bot.tf stats Link to Bot.tf stats

So 10 keys for the Specialized Killstreak Australium Frontier Justice - 3 pure Keys = 7 Keys.

Steam trade history 1 Both those are the same (Total history)

Steam trade history 2 Both those are the same (Sent offer history)

Sold at 10 keys 3 ref, rounding to 10 keys

Summary:

1 at 7 keys

1 at 10 keys

Range is then 7keys - 10keys

Item history here: https://backpack.tf/item/7865050073 but trades where done too fast to correclty show compares

First unusual suggestion, please tell me if I did something wrong.