Minimalist Jewelry - Sterling Silver Circle Ear Jacket. Ready to wear post earrings that are modern, bold and streamline. These Circle Ear Jackets make a great ready to wear gift for all ages! The small circle sits on the front of the ear, while the large circle sits behind your ear. The small circle measures approximately 6mm in diameter. Add a striking, geometric finishing touch to your look with this simple, ready to wear earrings.