Postage stamps and postal history of Costa Rica change in currency from "Reales" to the new Pesos and "Centavos", the issue of 1863 was surcharged with new values for postal use: 1 Centavos, 2 Centavos, 5 Centavos (all over the Medio Real stamp), 10 Centavos (over Dos Reales) and 20 Centavos (over Cuatro Reales). The 5, 10 and 20 Centavos were also surcharged "U.P.U." Costa Rican stamps were issued overprinted "Guanacaste" in 1885-89 following war with Nicaragua over the sovereignty of Guanacaste. The first issue in the new "Colón" currency was dated 1900 and put into circulation in 1901. It consists of ten stamps with values ranging from
Digital gold currency money as it directly represents gold metal on deposit or in custody. This depends on the issuer. Most issuers have the gold on deposit - i.e., the issuer will redeem the digital currency obligation with physical metal. Just as the exchange rates of national currencies fluctuate against each other, the exchange rates of DGCs fluctuate against national currencies, which is reflected by the price of gold in a particular currency. This creates exchange risk for any account holder, in the same way one would experience exchange risk by holding a bank account in a foreign currency. Some DGC holders make