New Delhi, 20 November (NNS): The prices of black pepper markara held stable at Rs 645per kg. Recently, the prices have gone down by Rs 10/15 per kg. The arrivals reported to be negligible and the prices remained stable at the same level of the previous day. The new crop of black pepper will likely to arrive after one month. Therefore, the spot black pepper prices will likely to remain sluggish during the near future.