This gorgeous opalite top which diffracts light based on conditions and will add a rare touch to your dermal piercing with this externally threaded coloured dermal top which can be used with a 14 gauge stem dermal anchor bottom. 
 
Specifications
Thread Size: 14 gauge 
Ball Size: 4mm or 5mm
Stone Type: Opalite (Faux Opal)
Stone Colour: Blue
Base Material: 316L Surgical Steel
Finish: 14K Yellow Gold Ion Plated