Carved Boulder Opal
Antique Mid-19th Century Victorian Brooches
Opal, Gold, Yellow Gold, 14k Gold
2010s Australian Loose Gemstones
Opal
2010s Australian Loose Gemstones
Opal
21st Century and Contemporary American Modern Dangle Earrings
Coral, Diamond, Opal, Blue Sapphire, Tourmaline, 18k Gold, Yellow Gold
Mid-20th Century Unknown Modern Pendant Necklaces
Opal, 14k Gold, Yellow Gold
21st Century and Contemporary American Modern Pendant Necklaces
Diamond, Opal, 18k Gold
21st Century and Contemporary Artisan Chain Necklaces
Chalcedony, Opal, Blue Sapphire, Zircon, 14k Gold, 18k Gold, 22k Gold
Late 20th Century Australian Contemporary Pendant Necklaces
Diamond, Opal, 18k Gold, Yellow Gold, Platinum
2010s American Contemporary Pendant Necklaces
Opal, Sterling Silver
2010s Australian Loose Gemstones
Crystal, Opal
21st Century and Contemporary American Contemporary Pendant Necklaces
Opal, Freshwater Pearl, Turquoise, Sterling Silver
2010s American Contemporary Pendant Necklaces
Diamond, Opal, 14k Gold, Rose Gold
1990s American Fashion Rings
Sterling Silver
1990s American Fashion Rings
Sterling Silver
21st Century and Contemporary American Contemporary Pendant Necklaces
Turquoise, Opal, Sterling Silver
21st Century and Contemporary American Contemporary Beaded Necklaces
Chrysophrase, Opal, Tiger's Eye, Sterling Silver
1990s American Dome Rings
Sterling Silver
People Also Browsed
Antique 1890s Victorian Pendant Necklaces
Gold, 18k Gold, Yellow Gold, Enamel
Antique 1880s Victorian Brooches
Diamond, White Diamond, Emerald, Ruby, Gold, 14k Gold, Yellow Gold, Enamel
Vintage 1920s Unknown Pendant Necklaces
Diamond, Opal, Yellow Gold
Antique Early 1900s Art Nouveau Brooches
Diamond, White Diamond, Garnet, Gold, 14k Gold, Yellow Gold
20th Century Japanese Modern Cocktail Rings
Diamond, Opal, Black Opal, Platinum
2010s Asian Contemporary Drop Earrings
Opal, Sterling Silver, 14k Gold
Antique Early 1900s Art Nouveau Brooches
Diamond, White Diamond, Enamel, Gold, 18k Gold, Yellow Gold
Antique 1880s Art Nouveau Brooches
Diamond, White Diamond, Sapphire, Gold, 14k Gold, Yellow Gold, Silver
Vintage 1960s Pendant Necklaces
Diamond, Opal, 14k Gold, Yellow Gold
Antique 1850s Italian Renaissance Revival Pendant Necklaces
Coral, 14k Gold, Yellow Gold, Gold
Early 20th Century Mongolian Pendant Necklaces
Coral, Turquoise, Silver
Antique 1880s Victorian Brooches
Moonstone, Gold, 18k Gold, Yellow Gold
Late 20th Century Cocktail Rings
Diamond, Opal, Gold, 14k Gold, White Gold, Yellow Gold
2010s Cocktail Rings
Opal, 14k Gold, Yellow Gold
21st Century and Contemporary Japanese Modern Cocktail Rings
Diamond, Opal, Fire Opal, Platinum
21st Century and Contemporary Japanese Modern Cocktail Rings
Diamond, Opal, Black Opal, Platinum
Recent Sales
21st Century and Contemporary Australian Contemporary Pendant Necklaces
Diamond, Opal, 18k Gold, White Gold, Yellow Gold
Early 2000s American Artisan Beaded Necklaces
Opal, Sterling Silver
21st Century and Contemporary Australian Contemporary Cocktail Rings
Opal, Sterling Silver
2010s American Contemporary Dangle Earrings
Diamond, Opal, 18k Gold, Yellow Gold
Antique 17th Century Australian Artisan Beaded Necklaces
Jade, Cultured Pearl, Quartz, Tiger's Eye, Other, Agate, Amber, Carnelia...
Mid-20th Century Unknown Pendant Necklaces
Opal, 14k Gold
2010s American Artisan Cocktail Rings
Opal, Gold, 22k Gold, Yellow Gold
21st Century and Contemporary Australian Art Deco Cocktail Rings
Diamond, Opal, 18k Gold
Late 20th Century Australian Cocktail Rings
Diamond, Opal, 18k Gold, Platinum
Vintage 1910s Unknown Edwardian Brooches
Opal, 18k Gold, Yellow Gold
2010s American Contemporary Pendant Necklaces
Opal, 10k Gold
2010s American Contemporary Link Necklaces
Agate, Carnelian, Chalcedony, Diamond, White Diamond, Garnet, Multi-gems...
2010s American Contemporary Link Necklaces
Agate, Amber, Aquamarine, Chalcedony, Multi-gemstone, Onyx, Opal, Pearl,...
Antique Early 1900s Edwardian Brooches
Opal, 14k Gold, Yellow Gold
Antique Late 19th Century American Victorian More Jewelry
Opal, 14k Gold
2010s American Artisan Drop Necklaces
Diamond, Opal, 14k Gold
21st Century and Contemporary Italian Contemporary Cufflinks
Opal, 18k Gold
2010s American Contemporary Pendant Necklaces
Opal, 14k Gold
Antique Late 19th Century Unknown Victorian Drop Necklaces
Diamond, Opal, Pearl, 14k Gold
2010s American Artisan Link Necklaces
Diamond, Garnet, Opal, Sapphire, Pink Sapphire, Tiger's Eye, Tourmaline,...
2010s British Contemporary Pendant Necklaces
Opal, Yellow Gold, Gold, 14k Gold
Carved Boulder Opal For Sale on 1stDibs
How Much is a Carved Boulder Opal?
- 1stDibs ExpertAugust 17, 2021An Australian boulder opal is an opal mined from a large ironstone boulder under the ground. This type of opal is the second most valuable opal behind the black opal. Spot an Australian boulder opal by checking for a solid layer of brown ironstone left on the back of the stone. Shop Australian boulder opals on 1stDibs.