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Underwater Coins Authenticate San José Galleon and Trigger Legal Battle Over $20 Billion Treasure

  • The Spanish galleon San José sank in 1708 in the Caribbean during a battle with five British warships near Cartagena, Colombia.
  • The shipwreck was located by the Colombian navy in 2015, but its identification as the San José has not been conclusively proven.
  • Researchers used remotely operated vehicles in 2021 and 2022 to document coins minted in 1707 at the Lima Mint and artifacts confirming the ship's connection to the Tierra Firme Fleet.
  • The treasure is estimated to include up to 200 tons of gold, silver, and gems, with a value around $20 billion, while Colombia, Spain, indigenous groups, and Sea Search Armada all claim ownership.
  • This discovery offers rare archaeological insights into 18th-century maritime trade, but ongoing legal disputes and preservation concerns limit recovery efforts.
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Over 300 years ago, the Spanish galleon San José was sunk off the coast of Colombia. It is suspected that there were gold, emeralds and silver on board. A precious cargo that is today estimated to be worth over 20 billion dollars. For this reason, the San José has been called the “holy grail” of shipwrecks and has long attracted treasure hunters around the world. In 2015, a ship was found...

·Stockholm, Sweden
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By Jack Guy, CNN New research revealing details of gold coins found aboard a shipwreck off the coast of Colombia provides further evidence that it was the San Jose galleon, a 300-year-old Spanish warship believed to contain artifacts worth billions of dollars. According to a study published Tuesday in the journal Antiquity, scientists used an unmanned underwater vehicle to inspect the wreck and captured images of some of its cargo.

·Idaho Falls, United States
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Phys.org broke the news in United Kingdom on Monday, June 9, 2025.
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