Spot gold was down 0.3% at $1,509.13 per ounce at 0354 GMT.
U.S. gold futures also fell 0.3% to $1,518.70 an ounce.
"The dollar is getting stronger, and given that gold had a very good rally over the last few weeks, we are just seeing some profit-taking coming in," said OANDA analyst Jeffrey Halley, adding that the recovery in equities is somewhat fragile and gold looks constructive.
The dollar index, against a basket of six major currencies, hovered near a two-week high reached on Friday, making greenback-denominated gold costlier for investors holding other currencies.
The 10-year U.S. Treasury yield pulled away from a three-year trough hit last week.
Asian stocks also rose on Monday as hopes of more stimulus from central banks around the world and steps being taken by major economies such as Germany and China soothed investors' fears of global economic slump.
China's central bank on Saturday unveiled a key interest rate reform to help drive borrowing costs lower for companies, and support a slowing economy which has been impeded by the trade war with the U.S.
Spot gold has gained 19% so far since falling to the year's low of $1,265.85 in May, boosted by rising risk aversion due to Sino-U.S. trade tensions and monetary easing by central banks.
"There is still plenty of interest to buy gold on any dips as a hedge against uncertainty in the global economy," Halley said.
"Gold will be supported on any dips between $1,500 and $1,510 an ounce."
Investors are now awaiting the Federal Reserve's Jackson Hole symposium this week to get greater clarity on the future path of interest rates. Traders see about a 74% chance of a 25 basis-point cut in September.
"The precious metal though easing up on bullish gains from U.S. dollar vigour will remain supported over subdued global growth and accommodative monetary policy by global central banks," Phillip Futures analyst Benjamin Lu said in a note.
SPDR Gold Trust, the world's largest gold-backed exchange-traded fund, said its holdings fell 0.10% to 843.41 tonnes on Friday.
Hedge funds and money managers trimmed their bullish stance in COMEX gold and cut net long positions in silver contracts in the week to Aug. 13, the U.S. Commodity Futures Trading Commission (CFTC) said on Friday.
Meanwhile, silver eased 0.2% to $17.04 per ounce.
Platinum rose 0.5% to $848.49 an ounce, and palladium climbed 0.2% to $1,451.14 an ounce.