![Gem Quality Lightning Ridge Black Opal in an 18ct Gold Ring, probably circa 1930, and made in Australia | Collectors Weekly Gem Quality Lightning Ridge Black Opal in an 18ct Gold Ring, probably circa 1930, and made in Australia | Collectors Weekly](https://d3h6k4kfl8m9p0.cloudfront.net/stories/hRuwzXJRnWccQbLq6FTtWQ.jpg)
Gem Quality Lightning Ridge Black Opal in an 18ct Gold Ring, probably circa 1930, and made in Australia | Collectors Weekly
![Birthstone Feature: Black Opals From Lightning Ridge Are the World's Finest — Craig Husar | Fine Diamonds & Jewelry Designs | Brookfield, WI Birthstone Feature: Black Opals From Lightning Ridge Are the World's Finest — Craig Husar | Fine Diamonds & Jewelry Designs | Brookfield, WI](https://thejewelerblog.files.wordpress.com/2019/10/opal2.jpg)
Birthstone Feature: Black Opals From Lightning Ridge Are the World's Finest — Craig Husar | Fine Diamonds & Jewelry Designs | Brookfield, WI
![Gem Quality Lightning Ridge Black Opal in an 18ct Gold Ring, probably circa 1930, and made in Australia | Collectors Weekly Gem Quality Lightning Ridge Black Opal in an 18ct Gold Ring, probably circa 1930, and made in Australia | Collectors Weekly](https://d3h6k4kfl8m9p0.cloudfront.net/stories/o5qtD785HEf4.aTvTe0Drg.jpg)