Section 14 Natural or cultured pearls, precious or semi-precious stones, precious metals, metals clad with precious metal and articles thereof; imitation jewellery; coin 71 Natural or cultured pearls, precious or semi-precious stones, precious met Jewellery; Co 71 01 Pearls, natural or cultured, whether or not worked or graded but not strung, mounted or set; pearls, natural or cultured, temporarily strung for convenience of transport Commodity Code Description 71 01 10 - - - Temporarily strung for convenience of transport 71 01 21 - - - Temporarily strung for convenience of transport 71 01 22 - - - Temporarily strung for convenience of transport