The global economic slowdown is worsening, the IMF said on Tuesday while cutting its growth forecasts for the second time since April. It also warned US and European policymakers that failure to fix their economic ills would prolong the slump.

 Spot gold was trading nearly flat at $1,762.62 an ounce by 0655 GMT, just above a 1-1/2 week low of $1,759.94 hit in the prior session. It dropped 1.4 percent over the past three days -- its sharpest three-day decline in more than two months.

US gold was also little changed at $1,764.60.

Stimulus measures by the US Federal Reserve and European Central Bank boosted gold last month, but the precious metal has been trending lower this week in the absence of fresh catalysts.

"There is a huge requirement for the Fed to be extremely accommodative and to up the dose of the liquidity lifeline that the equity market is on," said a Hong Kong-based trader, adding that gold could see a further mild pullback ahead of a Fed policy meeting later this month.

"The positioning in gold is so long that it could use something to take off that overhang in the market."

The net length in US gold futures and options struck a more than one-year high last week after seven straight weeks of gains, US Commodity Futures Trading Commission data showed .

Technical analysis suggests spot gold could fall to $1,750 an ounce during the day, said Reuters market analyst Wang Tao.

A firm dollar, which hit its highest in nearly a month against a basket of currencies, was also weighing on gold. A stronger dollar makes commodities priced in the greenback expensive for buyers holding other currencies.

The euro zone debt crisis continues to dent appetite for riskier assets, with Spain resisting asking for a bailout and German Chancellor Angela Merkel making no promise of further aid to Greece as her visit to the country was greeted by angry protesters.