Need price check on various weapons + mods

Celestial Daggers of Warding
Piercing dmg 7-16 (Requires 7 Dagger Mastery)
Energy +5
Armour +7 (vs elemental dmg)

Sundering Bowstring 20/19

Dagger Handle of Fortitude +29hp

Plagueborn Daggers
Piercing dmg 7-17 (Requires 11 Dagger Mastery)
Damage +15% (while health is above 50%)

Ssyn's Staff
Energy +10
Lightening Dmg 11-22 (Requires 9 Channeling Magic)
Halves casting time of Channeling Magic spells (Chance 20%)
Halves skill recharge of spells (chance 20%)
Health+ 30
Health+ 30

Thanks for your time