That's at least 10 times more than it was expected to bring in.
A Darth Vader costume was billed as the top item in Christie's auction, likely to change hands for as much as $365,000, but it failed to sell at all.
It is believed to have been used in "The Empire Strikes Back," the second film in George Lucas's sci-fi series, released in 1980.
The Associated Press contributed to this report.
