Gold and silver futures listed on MCX rose by as much as ₹22,000 within minutes as the government hiked customs duty on precious metals from 6% to 15%. Gold futures with June 5 expiry rose by over ₹11,000 to ₹1,64,497 per 10 grams. Meanwhile, silver futures with July 3 expiry rose by over ₹22,000 to ₹3,01,429 per kg.