Gold has slipped more than one per cent to its lowest in 6-1/2 months ahead of a US holiday, and platinum headed to its lowest in nearly 10 years as the greenback strengthened and an ongoing US-European Union trade spat pressured precious metals.

Gold has slipped more than one per cent to its lowest in 6-1/2 months ahead of a US holiday, and platinum headed to its lowest in nearly 10 years as the greenback strengthened and an ongoing US-European Union trade spat pressured precious metals.