Precious metals and their alloys; goods in precious metals or coated therewith, namely, rings, engagement rings, wedding rings, solitaire rings, wristlets, bracelets, ankle bracelets, earrings, necklaces, chokers, jewelry chains, brooches, pins, tiepins, body-piercing rings and studs, ornaments, adornments for vestments in the nature of pins, watches, pendants, toe rings, medallions, pledge rings, collectible coins; jewelry; precious stones; horological and chronometric instruments