New Delhi, 04 June (NNS): Here, the prices of black pepper markara remained stable at Rs 780 per kg because of the sluggish buying even after the uptrend in the prices. Recently, the prices have improved by Rs 5 per kg. Both the arrivals and the prices held stable at the same level of the previous day in Kochi. The new stock has been started arriving from Sri Lanka, due to this, the market sentiments may affect. The spot black pepper prices will likely to remain sluggish during the coming one or two days.