Diamond Standard Coin Available to Investors as World’s Only Regulator-Approved Diamond Commodity Polly Jean HarrisonFebruary 16, 2021February 15, 2021 by Polly Jean HarrisonFebruary 16, 2021February 15, 2021. @DiamondStdCo commences sales of the #DiamondStandardCoin, the first and only regulator-approved #diamond commodity....