Shadow Bow PC

I'd like to know how much this is worth:

Poisonous Shadow Bow of Fortitude
dmg. 15-28(req 11 Markmanship)
Health + 29
Lengthens Potion Duration on Foes by 33%(stacking)
Inscription: "Let the Memory Live Again"
Halves Skill Recharge of Spells

2-5k

lalala

might get a bit more if gold 5-10k

is this purple or gold?you might get up to 10k if its gold if its purple its gonna be really hard to sell <5k