Sub-Chapter2005200620072008
Pearls, natural or cultured$9,920$15,061$65,981$7,853
Diamonds, whether or not worked, but not mounted or set.$398,234$3,686,388$1,061,171$1,001,016
Precious stones (other than diamonds) and semi-precious stones$210,413$256,333$24,708$4,228
Synthetic or reconstructed precious or semi-precious stones$79,864$123,612$199,009$4,009
Dust and powder of natural or synthetic precious or semi-precious stones. $127,771$109,293 
Silver (including silver plated with gold or platinum)$20,547$20,724$31,472$27,184
Base metals clad with silver$147,080$354,508$745,310$915,988
Gold (including gold plated with platinum)$27,823$13,064$63,111$4,361
Base metals or silver, clad with gold, not further worked than semi-manufac ...  $28,251$130,428
Platinum, unwrought or in semi-manufactured forms, or in powder form.$977 $188 
Base metals, silver or gold, clad with platinum$415$10,404$7,038$3,187,837
Articles of jewellery and parts thereof, of precious metal$6,734,966$26,409,765$17,326,294$19,648,373
Articles of goldsmiths' or silversmiths' wares$6,736,453$7,218,308$7,751,871$5,381,344
Other articles of precious metal or of metal clad with precious metal.$443$77,335$23,341$14,068
Articles of natural or cultured pearls, precious or semi-precious stones$352,380$13,369$64,585$52,611
Imitation jewellery.$832,788$908,097$1,358,219$1,739,395
Coin.$76,530$22,497$11,869$458
Total$15,628,833$39,257,236$28,871,711$32,119,153