![Black opal and diamond brooch by premier jeweller William Drummond & Co. amongst the highlights of Leonard Joel jewellery auction. - Antiques Reporter Black opal and diamond brooch by premier jeweller William Drummond & Co. amongst the highlights of Leonard Joel jewellery auction. - Antiques Reporter](https://www.antiquesreporter.com.au/i/news/354.jpg)
Black opal and diamond brooch by premier jeweller William Drummond & Co. amongst the highlights of Leonard Joel jewellery auction. - Antiques Reporter
![Art Deco Black Opal & Diamond Pendant/Brooch - Shapur Mozaffarian San Francisco | Fine Jewelry Since 1850 Art Deco Black Opal & Diamond Pendant/Brooch - Shapur Mozaffarian San Francisco | Fine Jewelry Since 1850](https://shapur.com/wp-content/uploads/2016/04/platinum-opal-diamond-brooch1.jpg)
Art Deco Black Opal & Diamond Pendant/Brooch - Shapur Mozaffarian San Francisco | Fine Jewelry Since 1850
![Sold at auction Arts & Crafts Black Opal Brooch Auction Number 2448 Lot Number 455 | Skinner Auctioneers Sold at auction Arts & Crafts Black Opal Brooch Auction Number 2448 Lot Number 455 | Skinner Auctioneers](https://i9.skinnerinc.com/unsafe/fit-in/420x420/filters:fill(eee)/645/792645.jpg)
Sold at auction Arts & Crafts Black Opal Brooch Auction Number 2448 Lot Number 455 | Skinner Auctioneers
![Antiques Roadshow | Appraisal: Shreve & Co. Black Opal Brooch, ca. 1910 | Season 25 | Episode 12 | PBS Antiques Roadshow | Appraisal: Shreve & Co. Black Opal Brooch, ca. 1910 | Season 25 | Episode 12 | PBS](https://image.pbs.org/video-assets/GzbjVzV-asset-mezzanine-16x9-Y8o6fTE.jpg)
Antiques Roadshow | Appraisal: Shreve & Co. Black Opal Brooch, ca. 1910 | Season 25 | Episode 12 | PBS
![An Edwardian Platinum, Diamond and Black Opal Brooch, containing one oval black opal measuring approximate… | Beautiful jewelry, Gemstone jewelry, Edwardian jewelry An Edwardian Platinum, Diamond and Black Opal Brooch, containing one oval black opal measuring approximate… | Beautiful jewelry, Gemstone jewelry, Edwardian jewelry](https://i.pinimg.com/originals/0d/d5/5d/0dd55d40ad34798839b0ec57140dbfd0.png)