Gold has vaulted more than 5 per cent to a one-year high, on track for its biggest daily jump in more than seven years as financial uncertainty, a lower US dollar and tumbling stock prices around the world prompt investors to seek refuge in bullion.

Gold has vaulted more than 5 per cent to a one-year high, on track for its biggest daily jump in more than seven years as financial uncertainty, a lower US dollar and tumbling stock prices around the world prompt investors to seek refuge in bullion.