Sale 1:

Sold for $44.33 on Marketplace.tf

https://marketplace.tf/items/597;5;u61

https://backpack.tf/item/2234658267

44.33/1.9 = ~23.3

X = 23

Sale 2:

Sold for 15 keys (Buyer’s compare link)

Seller: https://backpack.tf/profiles/76561198304138933#!/compare/1504742400/1504828800

Buyer: https://backpack.tf/profiles/76561198110490476#!/compare/1504483200/1504828800

X = 15

The other sales I found were all untraceable and such.

Sellers:

16 keys:

https://i.imgur.com/Anusw53.png - 3 days

Sales at:

15

23

23 is an outlier, given the seller at 16. Excluding 23.

Going with 15 flat.

New sale:

Bulk for Scorching Tavish Crown

Seller: https://backpack.tf/profiles/76561198071365493#!/compare/1511308800/1511395200

Buyer: https://backpack.tf/profiles/76561198024925599#!/compare/1511308800/1511395200

Being re-sold for 14:

https://i.imgur.com/bpoz9AL.png

Will re-suggest if it doesn't sell in the next 3 days