New Delhi, 04 July (NNS): The prices of black pepper markara held firm at Rs 730 per kg due to the sluggish sale even after the feeble prices. Recently, the prices have gone down by Rs 5 per kg. Presently, both the prices and the arrivals remained stable at the same level of the previous day in Kochi. The market sentiments may affect because of the higher prices in Vietnam. The spot black pepper prices will likely to remain stable at the same level during the coming days.