CPV code 14521000 designates Precious and semi-precious stones in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
14521000 sits under 14520000 (Precious and semi-precious stones, pumice stone, emery, natural abrasives, other minerals and precious metals) and groups 2 more specific sub-codes. When classifying a tender, choose the narrowest code that still covers the full subject of the contract.