Solid dark crystal opal ring- 925 sterling silver

* Opal Type: solid dark crystal 
* Metal: 925 Sterling Silver
* Colours: Blue, Green, Orange, red, pink
* Size: 7.5
* Origin: Coober Pedy, SA, Australia
* Brightness: 7.5/10
* Cabochon: high
* Pattern: Floral, 
* Shape: oval