These pretty earrings are crafted with genuine kyanite cabochons. The ear posts are sterling silver. The semiprecious stone cabochon is approx. 10 mm in diameter. The earrings are already made and ready to ship. They come from a smoke-free home. The earrings will arrive in a complimentary gift box. If you need more then 1 pair, please email me with your request and allow me some additional time to get them ready for you. Priority Mail 2-Day™ Flat Rate Envelope is $8 First-Class Package Service is $4 If payment is made by check, please allow some extra time for your package to ship.