Darth Vader’s lightsaber among movie props up for auction in Los Angeles

Weapon valued up to $3m and items from movies including Alien and Armageddon for sale in three-day online auction

Iconic movie props from a galaxy far, far away, and from a search for the Holy Grail much closer to home, are for sale in a blockbuster auction in California featuring a trove of silver screen history.

Darth Vader's lightsaber from the final two films of the original Star Wars trilogy is the most valuable lot in the three-day online auction hosted by Propstore, a Los Angeles company specializing in movie memorabilia.