New Delhi, 25 December (NNS): Here, coriander badami declined by Rs 500 to Rs 8600 per quintal owing to the increased buying from the stockists even after the higher level. Before this, the prices have gone up by Rs 200/300 per quintal. There were about 3500 bags of coriander reported to arrive in the Ramganj mandi and the prices held stable at the same level of the previous day. The active contract ascended by Rs 100 or 1.36 percent to Rs 7428 per quintal due to the increased speculative buying. The spot coriander prices will not likely to increase during the coming one or two days.