New Delhi, 08 December (NNS): The prices of cumin slipped by Rs 600 to Rs 22000 per quintal owing to the weak buying from the stockists even after the uptrend in the prices. Recently, the prices have gone up by Rs 300/400 per quintal. There were around 9000/10000 bags of cumin reported to arrive in Unjha and the prices declined by Rs 60/75 per 20 kg. The active contract prices fell down by Rs 655 or 3.05 percent to Rs 20820 per quintal because of higher selling pressure from the speculators. The market sentiments may affect because of the continuous arrivals of the new crop. There is possibility of uptrend in the spot cumin prices during the coming one or two days.