Handmade Borosilicate Pink Purple Rainbow Galaxy Dichroic Glass With Handmade 925 Sterling Silver and 9K Gold Ring. This small rainbow galaxy glass stone is made on a torch using glass dichroic which is an amazing light reflector. I imbed the dichroic in the glass in a way that it resemble star galaxy. Ring is also handmade and using 925 sterling silver and 9K Gold. Glass Diameter :1.4cm(0.55inch) Metal: Borosilicate Glass Sterling Silver & 9K Yellow Gold Please note all the glass stones are handmade and I will do my best to make the glass as same as a picture. Your satisfaction is guaranteed,If for any reason you are not satisfied with your purchase please contact me .