Automatic bronze watches
Bronze is an alloy almost as old as humanity itself, and it has been used in the manufacture of arms, coins, statues, utensils and…bronze watches. It has been the most innovative alloy in history, giving rise to several civilizations during the so-called Bronze Age. The oldest bronze alloys were found in what we know today as Iran and Iraq, and they date from the fourth century BC.
Bronze is the name given to the metallic alloy of copper (Cu) and tin (Sn). The former is the base metal, while the proportion of tin used varies between 3% and 20%. The characteristics and color of bronze Read more