These sterling silver earrings feature a unique cactus-shaped design with a lab-created blue opal as the main stone. The friction push-on closure makes them easy to wear for all occasions, and the oxidized finish adds a touch of beauty to the nature-inspired theme. Made with high-quality 925 sterling silver, these studs are a beautiful addition to any jewelry collection, perfect for those who appreciate the beauty of nature and the elegance of fine jewelry. Note: item has been magnified to 3x to show detail. The actual size 12mm.