It would depend if you get it from AH or NPC. I am not sure what the AH prices are anymore, but you can find it at these npcs.
Gelzerio (Bastok Mines, Standard Merchant)
Guruna-Maguruna (Windurst Port, Standard Merchant)
Kuzah Hpirohpon (Windurst Woods, Guild Merchant)
Meriri (Windurst Woods, Guild Merchant)