"The prospect of a tightly contested election, one that may lead to an uncertain result that is fought out in the courts in a manner reminiscent of, but worse than, 2000, may make markets more volatile for longer," IG chief market analyst Chris Beauchamp said last week.
The precious metal was worth $1,895/oz at the time of writing.
In the UK, the House of Commons has passed controversial post-Brexit bill, ahead of an EU summit set for October 16.
Copper closed slightly higher, up 0.2% on the London Metal Exchange.
China will close for Golden Week tomorrow.
Among the majors, precious metals producer Fresnillo closed 2.51% higher in London.
Freeport-McMoRan erased the previous day's gains, finishing 3.65% lower in New York.
In Toronto, Barrick Gold rose 1.94% and BHP was down 2% in morning Australian trade.