1. According to the query of official website, JD.COM, Robbie Jewelry is an enterprise specializing in jewelry design, production and sales. Gold jewelry adopts international standard 18K gold. After high-temperature casting process and exquisite details, the purity of gold is as high as 99.99%, which is the highest purity in China's national standard and the highest purity in the world.
2. Biro Jewelry also pays attention to the use of 24K pure gold to make jewelry. The gold content is over 99.99% and there are no impurities, so Biro jewelry is pure gold.