Consumers are lapping up gold at a time supply is declining, helping underpin a rally in the precious metal, a market participant said Monday.

Demand from emerging markets in particular is strong as currencies such as the Indonesian rupiah, the and the Vietnamese dong has fallen sharply in the last 12 to 18 months against the U.S. dollar, prompting consumers in these markets to buy physical gold, which is seen as a haven in times of tumult.