Half the gold will be returned to the Russian government. : A sunken Russian warship estimated to contain 200 tons of gold bullion and coins was discovered about one mile off the coast of the South Korean island of Ulleungdo. Today, that amount of gold is worth 150 trillion won, or $130 billion, CNBC reports. Shinil Group, the South Korean treasure-hunting company that led the search, announced their discovery on Sunday.