Sundering Storm Bow of Marksmanship and Jeweled Chakram PC

Can anyone give me estimated price of that items:

Sundering Storm Bow of Marksmanship (Gold)
Piercing Dmg 15-28
(req. 10 Marksmanship)
Damage+13% (vs.hexed foes)
Armor penetration +10%( Chance 8%)
Marksmanship +1 ( 20 % chance while using skills)

Jeweled Chakram (Gold)
Energy +12 (req.8 Illusion Magic )
Halves skill recharge of Illusion Magic spells (20%)

Thanks for any help

Please.. someone must be able to estimate

1. around 10-12k
2. % on recharge? if 10% then 5-8k otherwise merchant

if 10% 5-8k? i guess you mean 20%: o
1)i would salvage
2)if 20% 5k

Yes i meant 20% , just slipped my mind. Thanks guys.