KATHMANDU, SEPTEMBER 18 The price of gold in the domestic market increased by Rs 3,600 per tola on Friday. According to the Federation of Nepal Gold and Silver Dealers' Association, fine gold is being traded at Rs 303,100 per tola today, up from Rs 299,500 per tola on Thursday. Similarly, the price of silver increased by Rs 150 per tola to Rs 4,775 today from Rs 4,625 per tola on Thursday, the federation said.