These  contemporary earrings  are enameled in the plique a jour method. Glass is carefully melted in the open spaces of cut fine silver.They are extremely lightweight.  The gold, orange and red transluscent enamels look like little dancing flames.  These dangle earrings move freely when worn. 

The  ear wires are sterling silver.  

 They hang about  1 1/4"

Plique a jour earrings