PC on near perfect domination staff

PC on this:

Defensive Inscribed Staff of Enchanting
energi +10
chaos dmg. 11-22 (req. 10 domination magic)
Halves Casting time on domination magic spells (chance: 20%)
Armor +5
Enchantments last 19% longer

Also what would the price be if it had 20% ench??

merch it