594,000

REUTERS / Copyright 2003 Odyssey Marine Exploration / Handout

Some of the thousands of gold coins discovered on the SS Republic shipwreck site are pictured in this November 2003 handout photo released on May 18, 2007.

The number of gold and silver coins recovered by a U.S. treasure-hunter from a sunken Spanish galleon on the seabed of the Atlantic Ocean in May 2007 . The trove, which an American court judge has ordered must be returned to Spain within 10 days,  is estimated to be worth $500 million. The ruling ends nearly five years of legal battles over one of the greatest underwater finds of all time.

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