Jeera prices rose by 1.40 per cent to Rs 14,077.50 per quintal in futures market today as traders enlarged positions,tracking a firm trend in the spot markets on rising demand against tight supplies from producing belts. At the National Commodity and Derivatives Exchange,jeera for delivery in November rose by Rs 195,or 1.40 per cent,to Rs 14,077.50 per quintal,with an open interest of 19,518 lots. Similarly,the spice for delivery in October gained Rs 182.50,or 1.34 per cent,to 13,812.50 per quintal,with an open interest of 4,497 lots. Marketmen said increased buying by traders on the back of rising demand in the spot market against restricted arrivals from producing belts mainly pushed up jeera futures.