I am the currency of a nation that is known for its unique blend of European and Asian cultures. This country is a major hub for international banking and finance, and my value is significantly influenced by global commodity prices and the performance of specific sectors like electronics and agriculture. The local people also enjoy traditional music involving a special type of string instrument. Which currency am I?

1. My nation is considered a microstate.
2. My country is an island.
3. My value is pegged to another major global currency.
4. My central bank has a unique name that refers to a body of water.