PC perfect spiked axe req. 8

I just bought this and I would like to know how much it's worth
( hope I made profit :P ):

Sundering Spiked Axe of Enchanting

6-28 ( req.8 axe mastery)
+15% when health above 50% (15^50)
20% armor penetration (20% chance)
Enchantements last 20% longer

Please PC it

15k~, quite common skin.

Ok thnx