Spot gold rebounded on Tuesday, as a decline of more than 2 percent in the previous session attracted some buyers, while worries about debt crises in both the United States and the eurozone are expected to keep sentiment fragile. Spot gold gained half a percent to $1,685.99 an ounce by 0723 GMT, off the four-week low of $1,665.88 hit on Monday. US gold also rose half a percent to $1,687.40.
Spot silver lost half a percent to $31.47 an ounce, recovering from a one-month low of $30.63 hit in the previous session.