New Delhi, 22 September (NNS): The prices of big cardamom kainchicut slipped by Rs 20 to Rs 1500 per kg owing to the weak buying from the stockists at the higher prices. The prices have gone up by Rs 50 per kg as compared to the previous weak because of the ongoing political tension in Nepal and temporary formation of the government. Here, its average auction prices were at Rs 1250/1845 per kg in the last auction which held on 18th September, due to this, the market sentiments may affect. There is no possibility of downfall in the spot big cardamom prices during the coming days.