New Delhi, 18 March (NNS): The prices of big cardamom remained stable at Rs 1640 per kg owing to the sluggish sale than the normal level. Recently, the prices have gone up by Rs 10 per kg. The average auction price dropped down by Rs 1400/1675 per kg in the last auction which held on 12th March, due to this, the market sentiments may affect. There is no possibility of more uptrend in the prices during the near future.