Black Opal Earrings in 18k with Diamonds by Cosmopolitan Published: May 29, 2022 (4 weeks ago) Category Business Link Black Opal Earrings in 18k with Diamonds featuring Segmented Colours of Red and Violet - Opal and Pearl Jewellery store in Sydney- Cosmopolitan Jewellers Black Opal Earrings in 18k with Diamonds featuring Segmented Colours of Red and Violet – Opal and Pearl Jewellery store in Sydney- Cosmopolitan Jewellers