Opal Jewelry Gia
2010s Ethiopian Loose Gemstones
Opal
2010s Australian Loose Gemstones
Opal, Black Opal
2010s Australian Loose Gemstones
Opal, Black Opal
2010s Ethiopian Loose Gemstones
Opal
2010s Ethiopian Loose Gemstones
Opal
2010s Australian Loose Gemstones
Opal
2010s Australian Loose Gemstones
Opal
21st Century and Contemporary Contemporary Cocktail Rings
Diamond, Opal, Black Opal
2010s Pendant Necklaces
White Diamond, Opal, Ruby, Diamond, Platinum
2010s Australian Loose Gemstones
Opal
2010s Loose Gemstones
Opal, Black Opal
2010s Australian More Jewelry
Opal
2010s Art Deco Cocktail Rings
Diamond, Opal, Black Opal, Platinum
2010s Australian Loose Gemstones
Black Opal
1990s North American Modern Cocktail Rings
Black Opal, Diamond, Opal, Platinum
1990s Retro Cocktail Rings
Diamond, Opal, Black Opal, Platinum
21st Century and Contemporary Contemporary Fashion Rings
Diamond, Opal, 14k Gold, Yellow Gold
1990s Modern Cocktail Rings
Opal, Diamond, Black Opal, Platinum
2010s American Solitaire Rings
Opal, 18k Gold, Yellow Gold
Vintage 1910s Art Deco Cocktail Rings
Black Opal, Diamond, Opal, Platinum
Late 20th Century Pendant Necklaces
Jade, Opal, Gold, 14k Gold, Yellow Gold
21st Century and Contemporary Unknown Cocktail Rings
Diamond, Opal, Black Opal, Platinum
21st Century and Contemporary Art Deco Link Necklaces
Diamond, White Diamond, Opal, 14k Gold, Yellow Gold, Silver
21st Century and Contemporary Art Deco Link Necklaces
Diamond, White Diamond, Opal, 14k Gold, Yellow Gold, Silver
21st Century and Contemporary Art Deco Link Necklaces
Diamond, White Diamond, Opal, 14k Gold, Yellow Gold, Silver
21st Century and Contemporary Art Deco Link Necklaces
Diamond, White Diamond, Opal, 14k Gold, Yellow Gold, Silver
21st Century and Contemporary North American Cocktail Rings
Diamond, Opal, Black Opal, Platinum
Vintage 1970s More Bracelets
Opal, Yellow Gold, 18k Gold
21st Century and Contemporary Brooches
Diamond, Opal, 18k Gold, White Gold
21st Century and Contemporary Pendant Necklaces
Diamond, Opal, Platinum
21st Century and Contemporary British Contemporary Pendant Necklaces
Diamond, Opal, 18k Gold, White Gold
21st Century and Contemporary American Modern Solitaire Rings
Black Opal, Opal, Yellow Gold
21st Century and Contemporary American Modern Solitaire Rings
Black Opal, Opal, Yellow Gold
21st Century and Contemporary American Modern Engagement Rings
Opal, Yellow Gold
21st Century and Contemporary American Modern Engagement Rings
Opal, White Gold
21st Century and Contemporary American Art Deco Engagement Rings
Diamond, Opal, Black Opal, Platinum
21st Century and Contemporary American Modern Cocktail Rings
Opal, Platinum
1990s American Cocktail Rings
Diamond, Opal, 14k Gold, Platinum
21st Century and Contemporary American Modern Fashion Rings
Opal, Platinum
Mid-20th Century Pendant Necklaces
Opal, Gold, 14k Gold, Rose Gold
2010s American Solitaire Rings
Diamond, Opal, 14k Gold, Yellow Gold
21st Century and Contemporary Cocktail Rings
Diamond, Opal, Black Opal, Platinum
Vintage 1960s Retro Cocktail Rings
Diamond, Black Opal, Platinum
1990s American Drop Necklaces
Diamond, Opal, Black Opal, Gold
21st Century and Contemporary American Modern Solitaire Rings
Black Opal, Opal, White Gold
21st Century and Contemporary American Modern Solitaire Rings
Black Opal, Opal, White Gold
2010s American Pendant Necklaces
Opal, Sapphire, Gold, 14k Gold, Rose Gold
21st Century and Contemporary American Modern Engagement Rings
Opal, Rose Gold
21st Century and Contemporary American Modern Engagement Rings
Opal, White Gold
21st Century and Contemporary American Modern Engagement Rings
Opal, Yellow Gold
21st Century and Contemporary American Modern Engagement Rings
Opal, White Gold
2010s American Pendant Necklaces
Diamond, Opal, Gold, 14k Gold, White Gold
2010s American Engagement Rings
Diamond, Opal, 14k Gold, White Gold
20th Century North American Cocktail Rings
Diamond, Opal, White Gold
21st Century and Contemporary American Modern Cocktail Rings
Opal, Platinum
21st Century and Contemporary American Modern Pendant Necklaces
Opal, White Gold
21st Century and Contemporary American Modern Pendant Necklaces
Opal, White Gold
21st Century and Contemporary American Modern Pendant Necklaces
Opal, Yellow Gold
21st Century and Contemporary American Modern Pendant Necklaces
Opal, Rose Gold
21st Century and Contemporary American Modern Pendant Necklaces
Opal, Rose Gold
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Opal Jewelry Gia For Sale on 1stDibs
How Much is a Opal Jewelry Gia?
- What does GIA mean in jewelry?1 Answer1stDibs ExpertMarch 25, 2024In jewelry, GIA means the Gemological Institute of America. Founded in 1931, it is a nonprofit organization that conducts research on and educates the public about gemstones. During the 1950s, GIA unveiled a grading system to help consumers evaluate diamonds, and you will still see GIA ratings used today to describe the cut, clarity and color of gemstones. On 1stDibs, explore a wide range of jewelry.