Gold slipped below $1,680 an ounce on Wednesday, as investors awaited more trading cues from US data after recent hints from the US Federal Reserve chairman on more stimulus propelled bullion to a two-week high near $1,700 in the previous session. Spot gold eased $3.05 an ounce to $1,676.99 an ounce by 0611 GMT, after falling more than half a percent in the previous session. US gold fell $7.80 an ounce to $1,677.10 an ounce.