New Delhi, 28 September (NNS): The prices of big cardamom kainchicut remained stable at Rs 1440 per kg due to the stability after the downfall in the prices during the last some days. Recently, the prices have gone down by Rs 20 per kg. The average auction price slipped to around Rs 1200/1375 per kg in the last auction which held during the previous day, due to this, the market sentiments may affect. There is no possibility of increment in the spot black pepper prices during the coming days.