Michael Kors.

Rose Gold, Red Gold, Pink Gold: Alloys and Jewellery (Jewelry)
Red gold, rose gold, pink gold alloy related to copper content. High copper content gives red gold, medium gives rose gold, low gives pink gold color. By adjusting the proportions of the metals gold, silver and copper, it is possible to vary the colour of gold alloy from very pale yellow, usually called green gold, to a deep red or to a deep gold. It is very simple to produce a gold alloy with a reddish colouration. All that is needed is to increase the proportion of copper in the mixture. To ma