Spot Gold (XAU/USD) : Sign of physical gold: Au from Latin 'aurum'. Atomic number 79. Code: XAU. XAU refers to the ISO 4217 standard code for One troy ounce of physical gold. 1 troy ounce (oz t) = 31.1034768 grams. XAU = 99.99 percent pure gold = 24K gold. 24k gold means that all 24 parts in the gold are all pure gold without traces of any other metals. Gold is relatively rare element and is a precious metal that has been used for coinage, jewelry, and other arts throughout recorded history. In the past, a gold standard was often implemented as a monetary policy, but the world gold standard was abandoned for a fiat currency system after 1971. A total of 197,576 tonnes of gold exists above ground, as of 2019. The world consumption of new gold produced is about 50% in jewelry, 40% in investments, and 10% in industry.

Euro area (Eurozone) currency : Euro (EUR) : Euro currency sign (symbol): € / c. Euro Currency code: EUR. Euro area country code: EU. 1 euro = 100 cents, 1€ = 100c. The countries of Euro area use the euro (€) as their sole legal tender and Euro is the official currency of 19 of the 27 member states of the European Union . Euro area is a monetary union of 19 of the 28 European Union (EU) member states. Euro nicknames: Fiber, Eυρώ (Greek), Eiro (Latvian), Евро (Bulgarian), Euró (Hungarian), Ewro (Maltese), Evro (Slovene), Euras (Lithuanian). Euro area (eurozone) central bank is European Central Bank (ECB) and the headquarters are in Frankfurt, Germany. The euro is the second-largest reserve currency as well as the second-most traded currency in the world after the United States dollar.