Blacksmith (Oreton)

The Blacksmith from Oreton will eventually sell to Geralt some of crafting components, runestones and also crafting diagrams, including:
 * Diagram: Koviri cutlass
 * Diagram: Nilfgaardian longsword
 * Diagram: Novigrad longsword
 * Diagram: Skellige longsword
 * Diagram: Velen longsword
 * Diagram: Gven'nel

Associated quests

 * Collect 'Em All!