Flash Rose Gold:
Black coating uses either ruthenium or TIN cobalt black to give a piece of jewelry a light black or completely black appearance. It is very durable and resistant to scratches. Black plating gives the jewelry piece a sense of masculinity and high-tech.
Flash Rose Gold is similar to rose gold coating; the difference being flash rose gold has a thinner layer of rose gold than the average rose gold plating and making it more cost-effective.