Precious and semi-precious metals, namely, gold, silver, platinum, palladium and their alloys; ingots, coins, medallions, watches, jewelry and jewelry articles, namely, rings, bracelets, earrings, cuff links, brooches, chains, necklaces, medals, all the aforesaid goods made of precious and semi-precious metals, namely, gold, silver, platinum, palladium and their alloys or coated therewith not included in other classes