PC Gold Ivory Bow+

I would like do know the prices of the following:

Glob of Ectoplasm

Obsidian Shard

Sundering Ivory Bow of Defense
Piercing Dmg: 15-28 (req. 9 Marksmanship)
Damage +16% (while hexed)
Armor penetration +10% (Chance: 8%)
Armor +5
Two-Handed
Value: 212 gold

Thanks

ecto = trader - 1k
shard 3.5 k ??

Merchant bow imo