Sub-Chapter200520062007200820092011
Pearls, natural or cultured$491$285$824$4,465$3,492$23,748
Diamonds, whether or not worked, but not mounted or set.  $261$4,502$1,896$199
Precious stones (other than diamonds) and semi-precious stones    $2,990 
Synthetic or reconstructed precious or semi-precious stones   $87$310$133
Dust and powder of natural or synthetic precious or semi-precious stones.    $68$424
Silver (including silver plated with gold or platinum)     $4,744
Base metals clad with silver    $430$185
Gold (including gold plated with platinum)    $114$61
Base metals or silver, clad with gold, not further worked than semi-manufac ...    $164,759$2,513
Platinum, unwrought or in semi-manufactured forms, or in powder form.  $34,642$25,475 $41
Base metals, silver or gold, clad with platinum$258   $281$20
Articles of jewellery and parts thereof, of precious metal$967$11,273$11,917$9,106$7,232$19,485
Articles of goldsmiths' or silversmiths' wares$1,492$2,614$604$3,066$6,253$4,890
Other articles of precious metal or of metal clad with precious metal. $1,220$285$861$691$47,885
Articles of natural or cultured pearls, precious or semi-precious stones$295$373$454$6,138$6,793$586
Imitation jewellery.$1,495$3,209$23,399$10,370$48,927$31,030
Coin.$186,827   $12$487,919
Total$191,825$18,974$72,386$64,070$244,248$623,863