Beautiful colors of gorgeous green coloring from this solid Lightning Ridge Australian black crystal opal. Beautifully cut with a mirror finish polish, I set this gem into a solid 18k yellow gold hand made bezel 4 prong setting with six .005 carat HI color VS clarity brilliant cut diamonds set into the shoulders highlighting. This wonderful solid black opal measures 11.44mm X 6.35mm and of course this solid black opal ring comes gift boxed, and what a perfect gift this would be, or perhaps for the lucky lady it will become a solid opal engagement ring. ********** This gorgeous ring is currently size US-7, UK & AU size O, but we may be able to resized to fit, please email and let us know your finger size. ********** To watch a movie of this magnificent ring cut and paste into your browser: https://youtu.be/uBPLs5SN6B8 ********** Shipping to the US usually takes 5 to 12 business days but expedited (3 to 5 day & 2 to 4 day) may be available.