New Delhi, 17 October (NNS): The prices of black pepper Markara held stable at Rs 655 per kg owing to the sluggish offtake even after the feeble prices. Recently, the prices have gone down by Rs 10/15 per kg. The arrivals reported to be negligible in Kochi and the prices declined by Rs 10 per kg. The spot black pepper prices will likely to remain sluggish during the coming days.