The official currency of St Vincent and the Grenadines is the Eastern Caribbean Dollar (XCD). The conversion rate is US$1 = EC$2.67. A helpful tip: If you pay with U.S. dollars, multiply the displayed price by 0.4 and you will get your change back. Most merchants accept both U.S. paper money and all forms of E.C. currency. U.S. coins are not accepted because the central bank does not accept them as currency.