With the price of 24-karat gold rising by Rs5,100 per tola to Rs454,336. KARACHI: Gold and silver prices continued their upward trend on Friday, with gold posting gains for a third consecutive trading session amid a sharp increase in international bullion markets. In the global bullion market, gold rose by $51 per ounce to $4,319, providing further momentum to precious metal prices worldwide. Silver prices also climbed in international markets, where the metal gained $2.80 per ounce to reach $64.60. More read, Pakistan gold market records major price hikeLast year, Pakistan revised its mechanism for determining domestic gold prices.