Workers in this unit group make and repair jewellery and precious metal ware, cut and set gems and engrave designs on jewellery and precious metal articles. Their functions include: making complete jewellery articles such as rings, brooches and bracelets; cutting and polishing gems and setting them in jewellery articles; making and repairing precious metal ware; rolling and beating precious metals; engraving letters and designs on jewellery and precious metal ware; perfuming related tasks.