Be & Look Remarkable today, Tomorrow & forever with our Jewel Combo Set . Base metal is copper and plated with gold using micro plating technology. Weighs and imitates just like real gold jewelry. For daily use, the color life would last from 6 months to one year. For occasional wear, the color lasts for more then one year.Base metal is copper and plated with gold using micro plating technology. Weighs and imitates just like real gold jewelry. For daily use, the color life would last from 6 months to one year. For occasional wear, the color lasts for more then one year.Base metal is copper and plated with gold using micro plating technology. Weighs and imitates just like real gold jewelry. For daily use, the color life would last from 6 months to one year. For occasional wear, the color lasts for more then one year.