Tether Gold , a digital token backed by physical gold, has officially surpassed the $1 billion market capitalization mark. The milestone, reached on Oct. 1, 2025, highlights growing investor interest in tokenized real-world assets (RWA) and was largely driven by a historic rally in the price of gold, a sentiment recently echoed by Tether’s CEO. The token’s market value grew directly because of its underlying asset. According to market data aggregator RWA.xyz, the total value of XAUt officially crossed the ...