high quality metal mould for jewelry 1.nick & lead free 2.high quality 3.OEM high quality metal mould for jewelryWelcome to jingzhanyi jewelry manufactoryBelow is the ... design business with our client.Material brass, copper, silver and gold are available.Stones agate, diamond, onyx, pearl, ruby,etcWeight ... the enamel craft which is most apply to the gold material processing and now we apply it to the ...