Asphalting; Bricklaying; Building construction; Building restoration; Carpentry services; Clock and watch repair services; Clothing ironing; Concrete pouring and forming for buildings and other commercial or public concrete structures; Consulting services for the construction and installation of masonry walls and structures; Dry cleaning; Furniture maintenance; Installing wood flooring; Laundry services; Machinery installation, maintenance and repair; Metal alloy coating services; Mining extr...

Agate as jewellery; Bracelets; Diamond jewelry; Earrings; Gems; Gemstone jewelry; Gold; Jade; Jewellery; Jewellery boxes; Jewellery chains; Jewellery findings; Opal; Osmium and its alloys; Pendants; Platinum; Precious gemstones; Precious metals; Rings; Silver; Silver and its alloys; Watches, clocks; Watches, clocks, jewellery and imitation jewellery; Works of art of precious metal; Wristwatches