The gold price in Hong Kong went up 70 HK dollars to open at 12,770 HK dollars per tael on Friday, according to the Chinese Gold and Silver Exchange Society. The price is equivalent to 1,381.36 U.S. dollars a troy ounce, up 7.57 U.S. dollars at the latest exchange rate of 1 U.S. dollar against 7.76 HK dollars.