CONFISCATION OF GOODS AT NHAVA SHEVA CUSTOMS - Customs - Exim - SEZ

Dear Sir/Madam One of my customers shipment is on HOLD at nhava sheva customs since last three months, shipment contains Copper bracelet which was declared Other articles of Copper, at time examination 178 kgs weight found short out of 1800 kgs, the examiner kept this shipment on HOLD for weight short also told that shipment will fall under Artificial Jewellary, they confiscated goods and imposed redemption fine under section 125 plus penalty under section 114(iii) and 114AA , and also rejected export incentives, Our Customer paid the full amount of Redemption fine/penalties, and again approached to customs officer with challan paid to customs, but still officer asking for a letter stating that you ll not file appeal against this order and still shipment on HOLD after one week of payment of penalties, Can you please advise if they are correct and still can HOLD this shipment? Your urgent reply will be highly appreciated. Thank you. Anwar