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 HATURAL OR CULTURED PEARLS, PRECIOUS OR SEMI-PRECIOUS STONES, PRECIOUSMETALS, METALS CLAD WITH PRECIOUS METAL, AND ARTICLES THEREOF; IMITATIONLEWELLERY; COIN 71 03 STONES (OTHER THAN DIAMONDS) AND SEMI_PRECIOUS STONES, TEMPORARILY STRUNG 71 03 91 RUBIES/SAPPHIRES & EMERALDS,OTHERWISE WORKED, TEMP. STRUNG FOR CONVENIENCE Commodity Code Description 71 03 91 10 RUBIES/SAPPHIRES & EMERALDS,OTHERWISE WORKED, TEMP. STRUNG FOR CONVENIENCE 71 03 91 90 OTHER RUBIES,SAPPHIRES & EMERALDS, OTHERWISE WORKED