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 06 Silver, unwrought or in semi-manufactured forms, or in powder form 71 06 91 Unwrought Commodity Code Description 71 06 91 00 Unwrought