Diameter: 10mm Color: green, light green, purple. Material: jade, 18k white gold plated, 18k gold plated Type of earring backs:s stud -Jade is a healing stone that symbolizes luck & protection. It is also associated with harmony, balance, & good health. The design of this piece is simple & unique, great for everyday wear, layered or alone. This beautiful piece is also great for yourself or even as a gift! ✏️ How to care for your jewelry: ~Keep out of direct sunlight. ~Avoid contact with water. ~Store it in a box or a soft pouch when you are not wearing. ~Avoid letting hairspray, perfumes, or household chemicals come in contact either your jewelry. ~Avoid any impact, dent or drop off your jewelry. All item will shipped within 1~3 days Please feel free to contact me if there are any questions or concerns! Circle Donut Jade Stud Earring