Gold edged up on Thursday from a two-week low hit in the previous session, but continued worries over the euro zone debt crisis that has lifted the dollar and weakened oil is expected to cap bullion's gains. Spot gold rose about 10 percent in the last five weeks to a near 7-month high on stimulus measures by central banks. But prices have come off this week, dropping to a two-week low of $1,737.50 on Wednesday. By 0525 GMT, gold edged up 0.3 percent $1,756.99 an ounce. US gold had inched up 0.3 percent to $1,759.60.