Precious metals and alloys thereof; works of art and ornaments of precious metals and/or their alloys or coated therewith; precious stones; jewellery except clocks and other horological instruments, in particular necklaces, bracelets, bangles, ear clips, ear hoops, rings, pendants for necklaces, lapel pins, brooches, chokers, tie pins and tie clips, cuff-links, key chains and key rings, all the aforesaid goods in particular of gold, silver and/or platinum, including set with precious stones