[Приєднана картинка] Talk and watch those things similar materials - bronze http://www.salehublot.com . With watches, the copper is rather cheap, but also easy to practice, it is mainly used in the mobility, while the production of the see case with a bronze substance production. Bronze is usually the initially government in the history regarding cast metal alloy, fermet is an alloy of birdwatcher (copper) and the tin as well as lead, because the color Qinghui, named bronze...

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