PANews April 28 news, according to Tether's official website, as of today, the circulation of Tether Gold (XAU₮) corresponds to 246,523.33 ounces of gold (over 7.7 tons), with a market value of 770 million dollars. XAU₮ is currently regulated by El Salvador, with each token backed 1:1 by physical gold, stored in high-standard vaults in Switzerland.