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 14 Articles of goldsmiths' or silversmiths' wares of precious metals... 71 14 20 Of base metal clad with precious metal Commodity Code Description 71 14 20 00 Of base metal clad with precious metal