A length of 18g copper wire is curved into a loose circular 0.75" x 0.5" swirl with a 6mm green crystal bicone hanging inside the swirl.  The earrings use round copper leverback earwires and are 1" long.  
 
All metal used is hypoallergenic, nickel-free, and is sterling silver, silver or gold plated, or stainless steel unless noted otherwise. Every item is handcrafted, custom-made, nothing mass-produced.