Rose gold is actually an alloy composed of pure gold mixed with copper. There is no specific guideline for copper content that needs to be met in order for a piece to be considered rose gold.
What color is rose gold?
Rose gold is a mixture of yellow gold, copper and silver. The copper is what gives rose gold its delicate pink color. The silver helps to tone down the redness of the copper, achieving a subtler pink shade. When it comes to purity, rose gold is no different from yellow gold or white gold.
What is rose gold jewelry?
Rose gold consists of an alloy that contains gold and copper in varying percentages. The name comes from the reddish color, which is caused by the copper content. Higher copper content alloys yield red gold, while those with a higher gold content are referred to as rose or pink.