The dollar is set to end the week in the red, losing 0.6% on the day against its rivals. The dollar is widely expected to weaken this year.
Gold had its fourth month of gains as U.S. Fed pauses rate hikes. Spot gold has risen over 3% so far this month.
The United States and China were set again a new round of high level trade talks to bridge their deep differences.
Sterling fell from recent multi-month highs on Tuesday and sterling volatility rose in derivative markets. Traders weighed whether lawmakers would back a parliamentary amendment that would effectively take a no-deal Brexit off the table.
The yen, a preferred currency in times of market turbulence, is the official currency of Japan. Being a currency usually bought during times of political uncertainty, it is the third most traded in the Forex market.