The Krona is the official currency of Sweden. It is abbreviated as SEK and is subdivided into 100 öre. The currency symbol for the Krona is "kr." The Krona has been in use since 1873 and is managed by the Sveriges Riksbank, which is Sweden's central bank. The value of the Krona can fluctuate based on economic conditions, trade balances, and interest rates. It is commonly used in everyday transactions, including shopping and services, and is also traded on foreign exchange markets. The Krona plays a significant role in Sweden's economy and financial system.