Gold prices fell on Thursday, pressured by a firmer dollar, while investors looked to the U.S. central bank's annual Jackson Hole symposium later in the day for further policy cues.

The annual Jackson Hole Economic Symposium takes place later this week. It will attract policymakers from around the world and feature highly anticipated remarks from Federal Reserve Chair Jerome Powell.

Walmart earnings are in early focus before the highly anticipated start of the Federal Reserve's gathering at Jackson Hole.

Gold prices edged lower on Tuesday as the U.S. dollar firmed, while investors hunkered down for Federal Reserve Chair Jerome Powell's speech at Jackson Hole later this week.

The U.S. dollar inched upward on Thursday, trading just below a one-week high as investors prepared for the Federal Reserve’s Jackson Hole symposium. By 04:40 ET (08:40 GMT), the Dollar Index, which tracks the greenback against six major currencies,