Eurostat, Luxembourg. 71031000 (01/1988-..) Precious stones and semi-precious stones, unworked or simply sawn or roughly shaped, whether or not graded (excl. diamonds and imitation precious stones and semi-precious stones): CN 71031000 /Exports /Unit = Prices (Euro/ton) /Partner: Seychelles /Reporter: European Union /71031000:Precious Stones and Semi-precious Stones, Unworked or Simply Sawn or Roughly Shaped, Whether or not Graded (Excl. Diamonds and Imitation Precious Stones and Semi-precious Stones).