New Delhi, 03 November (NNS): Black pepper prices remained sluggish at Rs 735 per kg owing to the sluggish buying from the stockists at the improved prices. Recently, the prices have improved by Rs 5 per kg. The market sentiments may affect because both the arrivals and the prices held stable at the same level of the previous day. There is no fear of downfall in the spot black pepper prices during the coming days.