14 Precious metals and their alloys sold in bulk and goods in precious metals, or coated therewith, namely, rings, jewelry, earrings, buckles of precious metal, bracelets, candelabra and candlesticks of precious metal, jewelry chains, watch chains, hat ornaments of precious metal, shoe ornaments of precious metal, necklaces, diamonds, jewel cases of precious metal, jewelry pins, ornamental lapel pins, charms, brooches, threads and wires of precious metal, precious metal in unprocessed or semi-processed forms, pearls, precious stones, semi-precious stones, platinum, clocks, watches and chronometers