SOLD BY THE PAIR. Create stylish earrings using this 3mm cubic zirconia post earring as the base for your design. A brilliant cubic zirconia stone is back-set in an anti-tarnish treated sterling silver post earring. A small ring at the bottom of the setting allows you to add your own creation. Try finishing this component with Swarovski crystal beads or Czech glass. Feel free to browse for other earring findings.