"Black gold" in jewelry is not a naturally occurring metal but a high-value product created through specialized treatments of real gold.
: Because most black gold is plated, it may develop a patina or wear down over time, requiring re-rhodium plating to maintain its dark finish. 2. Events and Design Themes
The black and gold palette is a top choice for creating a "glamorous and extravagant" atmosphere. Gold Black Launcher Theme - Apps on Google Play