MINERAL: YELLOW GOLD: 14 Carat (585) GRAM: 1.95 grams DIAMETER: 2-5 cm Our products are Real Gold, not a quarter, but close to a quarter. It is made entirely of gold. There may be a 0.10% +- change due to production. Gold pendant earring models have patented settings and brands - their gold settings are checked regularly. The product is sent with its special box, warranty certificate and invoice. For any other questions, please contact us.