PC on several green items

Flint's Artifact
Energy +12 (req. 9 water magic)
Water Magic +1 (20% chance while using skills)
Improves skill recharge using water magic skills (chance: 20%)

Gargash's Recurve Bow
Piercing damage 15-28 (req. 9 marksmanship)
+15% damage (while enchanted)
Energy gain on hit: 1
Energy regeneration -1
Health +30

Worth's Holy Rod
Light damage 11-22 (req. 9 smiting prayers)
Improves skill recharge using protection prayers skills (chance: 20%)
Improves casting speed using protection prayers skills (chance: 20%)

Gorrel's Cane
Chaos damage 11-22 (req. 9 illusion magic)
Improves casting speed (chance: 10%)
Improves skill recharge (chance: 10%)

How much do you think these could sell for in an auction?

5k-10k each, i believe they are all from bosses outside the camp, making them fairly easy to farm.