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 metals, metals clad with precious metal and articles thereof; imitation jewellery; coin 71 05 Dust and powder of natural or synthetic precious or semi-precious stones 71 05 10 Of diamonds Commodity Code Description 71 05 10 00 Of diamonds