found a good post on ko4life about prices on items.
Armors
Crimeson+8/15hp 18-20$
Complete+8/15hp 40$ each or lower
Shell+8/15str warrior 60-80$ each part
Shell+8/15hp priest 30-40$ dont know for sure
Rogue shell+8/15 dex 60-80$
Chitin rogue +8/15 dex 35-45$
Priest chitin+8/15 hp 25-30$
Warrir chitin+8/15 str 40-60$?
Weapons ( wiht elemental dammage ofcourse)
Lugias+7 100-110$
Giga 2handed+7 50-70$
Giga 2handed+8 200-240$
Raptor+8 100/120$
Avedon+7 85-100$ ( cause so manny on market)
Hellblood+7 30-35$
Elysuim+7 50-70$
Shard+8 95-110$
IB+8 75-95$
HB+7 100-130$ ( would advice tou to buy them for 110$ lot os ko4life amt.)
HB+8 425-540$ ( to expensve in my opnoin thb).
Avedon+8 380-400$ ( awesome wapeon best for warrior in my opnoin).
Smite Hammer+7 70-90$
HA+7 60-80$
HA+8 dont know but some one selling for 160-180$.
MS+8/80 60-80$
Exec MS+8/80 100-135$
II+7 60-70$
II+8 180$
Uniqeu
rof 320-350$
Rol 65-80$
Roc 60-75$
IN 130-150$
IB 120-150$
Skelly 80-95$
GB 100-120$
forverin 35-40$
we 35-40$
PE 40-48$
SSE 35-40$
BB 30-50$( Bronze belt)
Imirs 20-22$
Flame Rings 15-20$
shio tears 12-16$
ME 6-10$
PP 10-12$
EP 20-24$
WP 26-32$
RE 25-35$
Rom 25-35$
EME 40-55$
Shield
SS 30-40$
CS 300-450$
DOTL 25-40$