Several Price checks

I've always been terrible at valuing items, in the past i've ended up selling em for 1/4 of their worth so thought i would check here before my next selling spree.

1. Max damage Gold req9 Celestial Sword
Damage +15%
Energy -5

2. Max damage Gold Req 9 Ancient Axe
15^50
Health +30
Lengthens cripple by 33%

3. Max damage Gold Req 9 Dead Sword
15^50
20/20
Dmg +19% vs undead

4. Max defence gold Great Conch req 9 tactics
Health +45 while in a stance
Inscription - reduces diseased by 20%

5. Max damage req 9 gold Dead sword
Life stealing: 3
Health regen -1
Inscribable

+30 health Bow grip
+30 health scythe grip

Long list i know, any help would be appreciated.

1. Max damage Gold req9 Celestial Sword - ~40-50k imo, unpopular inherent

2. Max damage Gold Req 9 Ancient Axe - no idea...

3. Max damage Gold Req 9 Dead Sword - Salvage 20/20 and sell for ~15k, Salvage 15^50 and sell for 4k then sell sword for ~5-8k imo

4. Max defence gold Great Conch req 9 tactics - ~5-10k... just bought one for 6k

5. Max damage req 9 gold Dead sword - ~5-8k... bought dead sword last week for 5k

+30 health Bow grip - ~4k
+30 health scythe grip - ~4-6k

Ancient Axe ~3k
Dead Swords req9 ~4k-5k

Awesome, thankies

Managed to shift the celestial sword pretty quickly. Out of curiosity, if i were to salvage the +30 axe mod how much would that be worth?