New Delhi, 16 July (NNS): The prices of cumin reduced by Rs 500 to Rs 29000 per quintal owing to the weak sale even after the feeble prices. During the previous day, the prices have gone down in the same ratio. There were around 6000/7000 bags of cumin reported to arrive in Unjha and the prices declined by Rs 50/100 per 20 kg. The active contract prices jumped by Rs 165 or 0.63 percent to Rs 26555 per quintal owing to the limited speculative buying. The spot cumin prices will not likely to increase during the coming one or two days.