Bronze --> Iron --> Black --> Steel --> Mith --> Addy --> Rune --> Dragon --> Crystal --> Barrows --> Whiteknight --> Obsidian --> Misc.

Bronze Prices

* Bronze Dagger: 0 - 5gp
* Bronze Axe: 0 - 5gp
* Bronze Mace: 0 - 5gp
* Bronze Sword: 0 - 20gp
* Bronze Scimitar: 0 - 25gp
* Bronze Longsword: 0 - 30gp
* Bronze Warhammer: 0 - 10gp
* Bronze Battleaxe: 0 - 40gp
* Bronze Halberd: 200 - 250gp
* Bronze 2 Hand Sword: 0 - 50gp

Iron Prices

* Iron Dagger: 20 - 30gp
* Iron Axe: 30 - 40gp
* Iron Mace: 30 - 40gp
* Iron Sword: 60 - 80gp
* Iron Scimitar: 70 - 100gp
* Iron Longsword: 100 - 120gp
* Iron Warhammer: 50 - 60gp
* Iron Battleaxe: 140 - 160gp
* Iron Halberd: 500 - 600gp
* Iron Claws: 500 - 1,000gp
* Iron 2 Hand Sword: 300 - 350gp

Steel Prices

* Steel Dagger: 100 - 120gp
* Steel Mace: 150 - 200gp
* Steel Sword: 250 - 300gp
* Steel Scimitar: 300 - 400gp
* Steel Longsword: 400 - 500gp
* Steel Warhammer: 200 - 300gp
* Steel Battleaxe: 500 - 650gp
* Steel Halberd: 900 - 1,000gp
* Steel Claws: 1,000gp
* Steel 2 Hand Sword 700 - 850gp

Black Prices

* Black Dagger: 300gp
* Black Mace: 2k - 5,000gp
* Black Scimitar: 5,000gp
* Black Battleaxe: 4,000 - 5,000gp
* Black Warhammer: 1,600 - 2,100gp
* Black Sword: 800gp
* Black Longsword: 1,000gp
* Black Halberd: 2,000 - 2,500gp
* Black 2 Hand Sword: 3,000gp - 4,000gp

Mithril Prices

* Mithril Dagger: 200 - 320gp
* Mithril Axe: 500 - 600gp
* Mithril Mace: 500 - 600gp
* Mithril Sword: 700 - 800gp
* Mithril Scimitar: 900 - 1,000gp
* Mithril Longsword: 1,200 - 1,300gp
* Mithril Warhammer- 1,200 - 1,300gp
* Mithril Battleaxe: 1,500 - 1,700gp
* Mithril Halberd:5000 - 6,000gp
* Mithril 2 Hand Sword: 2,000 - 3,000gp

Adamant Prices

* Adamant Dagger: 600 - 750gp
* Adamant Axe: 1,400 - 2,000gp
* Adamant Mace: 1,000 - 1,300gp
* Adamant Sword: 1,700 - 1,900gp
* Adamant Scimitar: 4,500 - 6,000gp
* Adamant Longsword: 3,000 - 4,000gp
* Adamant Battleaxe: 4,000 - 5,000gp
* Adamant Halberd: 20,000 - 30,000gp
* Adamant 2 Hand Sword: 6,000 - 7,500gp

Rune Prices

* Rune Dagger: 10,000gp
* Rune Sword: 15,000gp
* Rune Longsword: 20,000gp
* Rune Scimitar: 25,000 - 40,000gp
* Rune Mace: 10,000 - 15,000gp
* Rune Battleaxe: 40,000 - 50,000gp
* Rune Warhammer: 30,000 - 40,000gp
* Rune Halberd: 90,000 - 100,000gp
* Rune 2 Hand Sword: 40,000 - 50,000gp

Dragon Prices

* Dragon Longsword: 90,000gp
* Dragon Battle Axe: 140,000 - 200,000gp
* Dragon Dagger: 35,000 - 40,000gp
* Dragon Dagger (p): 35,000 - 50,000gp
* Dragon Dagger (p++): 45,000 - 50,000gp
* Dragon Spear: 100,000 - 135,000gp
* Dragon Spear (p): 130,000 - 160,000gp
* Dragon Spear (p++): 180,000 - 250,000gp
* Dragon Mace: 35,000 - 50,000gp
* Dragon Halberd: 290,000 - 320,000gp
* Dragon Scimitar: 95,000 - 105,000gp
* Dragon 2 Hand Sword: 1,100,000 - 1,250,000gp

Crystal

* Crystal bow (first full charge): 900,000gp
* Crystal seed: 100,000 - 200,000gp

Barrows Weapons Prices

* Ahrim's Staff: 300,000 - 350,000gp
* Dharok's Greataxe: 1,900,000 - 2,100,000gp
* Guthan's Warspear: 5,800,000 - 6,500,000gp
* Karil's Crossbow: 200,000 - 400,000gp
* Torag's Hammers: 100,000 - 300,000gp
* Verac's Flail: 1,300,000gp - 1,500,000gp

White Knight Weapons

* Dagger: 240gp
* Sword: 624gp
* Long sword: 960gp
* 2 handed sword: 1,920gp
* Battleaxe: 1,248gp
* Scimitar: 768gp
* Warhammer: 980gp
* Mace: 432gp
* Claws: 360gp
* Halberd: 1,920gp

Obsidian

* Tzhaar-Ket-Om (Obsidian Maul): 90,000 - 150,000gp
* Tzhaar-Ket-Em (Obsidian Mace): 90,000 - 120,000gp
* Toktz-Mej-Tal (Obsidian Staff): 100,000 - 200,000gp
* Toktz-Xil-Ul (Obsidian Rings): 1,000 - 2,000gp
* Toktz-Xil-Ak (Obsidian Sword): 60,000 - 100,000gp
* Toktz-Xil-Ek (Obsidian Knife): 50,000 - 75,000gp

Misc.

* Granite maul: 85,000 - 100,000gp
* Abyssal whip: 1,400,000 - 1,600,000gp
* Cannon: 500,000 - 600,000gp
* Cannonballs: 180 - 200gp
* Bone Spear: 4,000 - 5,000gp
* Bone Club: 1,000 - 5,000gp