* Gold down 4.4% so far this week
* Silver, platinum headed for worst week since March 20
* Dollar heads for biggest weekly gain in nearly 6 months
* Interactive graphic tracking global spread of coronavirus: https://graphics.reuters.com/world-coronavirus-tracker-and-maps/ (Updates prices)
By Arundhati Sarkar
Sept 25 (Reuters) - Gold fell on Friday, hovering near last session's over two-month low, as investors sought shelter in the dollar from rising coronavirus cases and uncertainties over the next U.S. stimulus to aid the economy.
Spot gold XAU= was down 0.2% to $1,864.39 per ounce by 1:49 p.m. EDT (1749 GMT), while U.S. gold futures GCv1 settled down 0.6% at $1,866.30 per ounce.
"The Republicans and Democrats are on the same page about putting some stimulus but they are not being able to decide the amount and that uncertainty is pushing investors towards the dollar," said Edward Moya, senior market analyst at OANDA in New York.
For the week, gold is down about 4.4% so far, the most in at least six weeks, as the dollar was set for its best week since early April. USD/
A stronger dollar makes commodities priced in the currency, like gold, more expensive for buyers using other monetary units.
A key lawmaker said Democrats in the U.S. House of Representatives are working on a $2.2 trillion coronavirus stimulus package that could be voted on next week. Federal Reserve this week talked up the importance of more fiscal stimulus amid investor fears of another economic hit from the coronavirus pandemic.
Stocks were set to fall by the most for any week since June as concerns over second wave of virus-related lockdowns weighed on investors' risk appetite. MKTS/GLOB
The risk for gold bugs is limited to an extension of the global risk-off that catalyzed the dollar's breakout, TD Securities analysts said in a note.
"On the other hand, the growth scare has particularly impacted platinum, as a second wave may further hit the horrible diesel sales in Europe."
Platinum XPT edged down 0.1% to $847.81, while silver XAG= fell 0.8% to $23.02 per ounce. Both metals were headed for their worst week since March 20.
Palladium XPD= was down 0.2% at $2,221.20 per ounce.