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 07 Base metals clad with silver, not further worked than semi-manufactured 71 07 00 Base metals clad with silver, not further worked than semi-manufactured Commodity Code Description 71 07 00 00 Base metals clad with silver, not further worked than semi-manufactured