(Adds gold, oil settlement prices)
* Potential probe of Apple hits red-hot tech-sector
* Euro marches higher, dollar slides to almost two-year low
* Markets eye escalating U.S.-China tensions
* Gold extends gains to new 9-year peak
* Graphic: World FX rates in 2020 http://tmsnrt.rs/2egbfVh
By Herbert Lash
NEW YORK, July 23 (Reuters) - The dollar slipped to an almost two-year low and gold rose further on Thursday as a gauge of global equities retreated on concerns about a potential probe of Apple Inc AAPL.O took the wind out of the high-flying tech sector.
Multiple U.S. states are investigating Apple for potentially deceiving consumers, according to a March document obtained by a tech watchdog group. Apple shares fell 4.3% and pulled the Dow, Nasdaq and S&P 500 lower. markets had been trading slightly lower before the Apple news on concerns about labor market weakness due to the coronavirus pandemic and deteriorating U.S.-China relations.
The dollar hit four-month lows against a basket of peer currencies and gold rose for a fifth straight session to almost $1,900 an ounce, off about $25 from its all-time peak as rising U.S.-China tensions increased bullion's safe-haven appeal.
Investors are selling the greenback on expectations the U.S. economy will likely underperform its peers in the developed world as the surge in new coronavirus infections pushed the overall number of cases in the United States over 4 million.
"There has been a turn in dollar sentiment," said Marc Chandler, chief market strategist at Bannockburn Forex in New York.
The dollar index =USD fell 0.33% at $94.6870, sliding to $94.587 at one point, a low last seen in September 2018.
Better-than-expected earnings in Europe initially lifted regional shares, with Germany's Daimler AG DAIGn.DE forecasting a rise in operating profit at its Mercedes-Benz division and Unilever 's ULVR.L second-quarter sales falling far less than feared.
Europe's broad FTSEurofirst 300 index .FTEU3 closed up a bare 0.08%.
Wall Street struggled after four days of gains as investors awaited a new U.S. coronavirus relief package and the number of Americans seeking unemployment benefits unexpectedly rose last week for the first time in nearly four months.
Along with Apple, Microsoft MSFT.O , Amazon.com AMZN.O , Facebook FB.O and Google parent Alphabet GOOGL.O all tumbled. The five stocks account for 22% of the S&P 500's market cap and have returned about 35% this year, compared to a 5% decline for the remaining stocks in the benchmark index.
MSCI's benchmark for global equity markets .MIWD00000PUS fell 0.72%, pulled lower by Wall Street.
The Dow Jones Industrial Average .DJI fell 1.33%, the S&P 500 .SPX lost 1.22% and the Nasdaq Composite .IXIC dropped 2.17%.
A further slide in U.S. Treasury yields, with the benchmark 10-year note staying below 0.6%, damped financial stocks.
"Financials are just going to have a tough time participating if we stay this low, that being the second-largest sector in the S&P 500, said JJ Kinahan, chief market strategist at TD Ameritrade in Chicago.
"It's going t be hard to continue momentum," he said.
The 10-year Treasury US10YT=RR note fell 1.4 basis points to 0.584%.
Equities have rallied to their strongest since February, with many country indices erasing their slump in March when the coronavirus pandemic sent markets into free-fall.
Oil prices fell 2% as the surge in coronavirus cases triggered fears of a hit to demand and the latest U.S.-China spat outweighed the benefit of a weaker dollar.
Brent crude futures LCOc1 settled down 98 cents at $43.3l a barrel, while U.S. crude futures CLc1 fell 83 cents to settle at $41.07 a barrel.
U.S. gold futures GCv1 settled up 1.3% at $1,890 an ounce.
Investors have flocked to the safe-haven metal as they seek shelter from a potential reversal in pumped-up stock prices and a possible rise in inflation following the enormous monetary and fiscal stimulus around the world. currency markets, the euro was up 0.33% to $1.1606 as it rode the European Union approval on Monday of a 750 billion euro recovery fund to revive the region's coronavirus-hit economies.
Traders pleased with the deal have also pushed Italian borrowing costs lower, and yields on 10-year government debt dropped to a new 4-1/2 month low IT10YT=RR , moving closer to 1%.
<^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Spot gold price
https://tmsnrt.rs/2ZQaU1m The MSCI world equity index
https://tmsnrt.rs/2CyOyca GRAPHIC-World FX rates
http://tmsnrt.rs/2egbfVh GRAPHIC-MSCI All Country World Index Market Cap
http://tmsnrt.rs/2EmTD6j GRAPHIC-Emerging markets
http://tmsnrt.rs/2ihRugV GRAPHIC-Global assets in 2020
http://tmsnrt.rs/2jvdmXl
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