Planning to buy silver coins, jewellery or utensils this Diwali? Know what purity grades such as 999, 925 and 800 mean, whether hallmarking is mandatory, how to verify a six-digit HUID using the. MCX silver futures for December 4, 2026, expiry ended the session lower, with the contract last quoted at Rs 1,95,285 per kilogram, down Rs 1,432, or 0.73 per cent, on October 28.