Platinum prices tilted higher in Asian trade to June 10 highs as the dollar index backed off June 2 highs for the fifth session out of seven, as Covid 19 cases continue to surge in North and South America.

As of 05:44 GMT, platinum prices rose 0.43% to $843.40 an ounce, while the dollar index inched down 0.01% to 96.94.

The World Health Organization warned the rate of Covid 19 spread has increased recently, warning the peak hasn't been reached yet.

The WHO experts said the current gap between high new infections and slower death could be bridged in a few weeks, with the total death toll standing currently at 535,000.

As Covid cases spike in South America, Brazilian president Bolsonaro announced he tested positive for the virus after months of downplaying the issue.