New Delhi, 19 August (NNS): The offtake of big cardamom reported to be sluggish, as a result, the prices of big cardamom remained stable at Rs 1680 per kg. Recently, the prices have gone up by Rs 20 per kg. The average auction price reported to be around 1300/1675 per kg in the last auction which held on 13th August, due to this, the market sentiments may affect. There is no possibility of more downfall in the spot black pepper prices during the coming days.