Cutting and processing of diamonds and other precious and semi-precious stones for jewellery and industrial use

Title: Working with diamonds and other precious or semi-precious stones for jewelry and use industrial Includes the cutting and polishing of diamonds and other precious and semi-precious stones for jewelry and industrial use. Includes artificial gemstones (synthetic or reconstituted), worked pearls (natural or cultured) and precious pearl articles. Does not include:  Manufacture of metal articles coated with precious metals (25);  Manufacture of jewelry (32130);