These beautiful earrings are made with Jesmonite-filled stainless steel.
The gold ones are 18k gold plated stainless steel and the silver earrings are made with Jesmonite-filled stainless steel and sterling silver chain and earring hooks. Packaged in a beautiful gift box. 
Approximately 2.5 inches or 6 cm in length. 
Each piece is handmade and may have slight differences to the photos.