How Much Does a Viking Sword Cost: From Battle-Ready Blades to Collectibles varies widely based on authenticity and quality. Modern battle-ready reproductions typically range from a few hundred to a few thousand dollars, crafted for practical use or training. Collectible originals or museum-quality replicas command much higher prices. Genuine archaeological finds or historically verified swords can sell for tens of thousands to over a hundred thousand dollars, depending on condition and provenance.