KARACHI (APP) - Gold closed unchanged at Rs 49,628 per 10 grams in the local market Saturday, as its international price slipped to $1,746 an ounce, market sources said. According to Karachi Sarafa Association official, tola (11.664 grams) price also remained unchanged at Rs 57,900. Silver also closed unchanged at Rs 925.71 per 10 grams.