I am the official currency of a country known for its fjords, Vikings, and high quality of life. My name has historical ties to a precious metal. The central bank managing me is Norges Bank. My ISO 4217 code is NOK.

1. The country using this currency is not part of the Eurozone.
2. A famous painter, Edvard Munch, originated from the country using this currency.
3. This currency's value is often affected by the price of oil.
4. The country using this currency has a significant sovereign wealth fund.