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15.54 Carat Oval Opal GIA Certified
Located in Toronto, Ontario
This is a stunning GIA Certified Opal The GIA report reads as follows: GIA Report Number
Category

2010s Ethiopian Loose Gemstones

Materials

Opal

8.01ct Freeform Gray Opal GIA Certified Australia
Located in Toronto, Ontario
This is a stunning GIA Certified Opal The GIA report reads as follows: GIA Report Number
Category

2010s Australian Loose Gemstones

Materials

Opal

6.39ct Freeform Gray Opal GIA Certified Australia
Located in Toronto, Ontario
This is a stunning GIA Certified Opal The GIA report reads as follows: GIA Report Number
Category

2010s Australian Loose Gemstones

Materials

Opal

1.42ct Oval Cabochon Black Opal GIA Certified
Located in Toronto, Ontario
This is a stunning GIA Certified Opal The GIA report reads as follows: GIA Report Number
Category

2010s Australian Loose Gemstones

Materials

Opal, Black Opal

Angara GIA Certified Natural Opal Oval Solitaire Ring 14K Solid Gold for Women
By ANGARA INC.
Located in Los Angeles, CA
Secured in an east-west style in a six-claw setting, the oval GIA certified opal captivates with
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Opal, Gold, 14k Gold

5.54ct Freeform Tablet Semi Black Opal GIA Certified Australia
Located in Toronto, Ontario
This is a stunning GIA Certified Opal The GIA report reads as follows: GIA Report Number
Category

2010s Loose Gemstones

Materials

Opal, Black Opal

Angara GIA Certified Natural Opal with Diamond Ring in 14k Solid Gold for Women
By ANGARA INC.
Located in Los Angeles, CA
The vibrant color play of the GIA certified opal makes it a gem of astounding beauty. It is oval
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Diamond, Opal, 14k Gold, Gold

Angara Natural GIA Certified 2.08 ct Opal Double Halo Pendant in 14K Solid Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Opal Double Halo Pendant
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Opal, Gold, 14k Gold

GIA Certified 22.85ct natural cabochon opal ring 18Kt Gold
Located in New York, NY
Play of color. GIA Certified 22.85ct. Natural Non treated Opal ring. Report: 6224937405 Round
Category

2010s American Solitaire Rings

Materials

Opal, 18k Gold, Yellow Gold

GIA Certified Jadeite Jade Opal Yellow Gold Pendant Necklace
Located in Stamford, CT
Opal and jade pendant necklace. GIA certified natural, no indications of impregnation jadeite jade
Category

Late 20th Century Pendant Necklaces

Materials

Jade, Opal, Gold, 14k Gold, Yellow Gold

GIA Certified 2.40ct Natural Black Opal Diamond Ring 14K Yellow Gold
Located in Media, PA
This is a magnificent GIA-certified natural black opal and diamond ring, masterfully crafted in
Category

1990s Fashion Rings

Materials

Opal, Diamond, Black Opal, 14k Gold, Yellow Gold

Platinum Baguette Diamond GIA Certified 11.01 Carat Australian Black Opal Ring
Located in Los Angeles, CA
lustrous GIA Certified Oval Australian Black Opal cabochon surrounded by a double row of beautiful baguette
Category

21st Century and Contemporary American Art Deco Cocktail Rings

Materials

Diamond, Opal, Black Opal, Platinum

GIA Certified 2.29 Carat Opal Diamond Halo Platinum Pendant Necklace
Located in Stamford, CT
Natural untreated 2.28 carat GIA certified dark gray opal with green and blue flash with a halo of
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Opal, Platinum

GIA Certified Natural Opal Diamond 14k Ring – 23x15mm Light Gray Cabochon
Located in Media, PA
GIA Certified Natural Opal Ring – 23x15mm Light Gray Cabochon, Vibrant Play-of-Color, Size 8.25
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Opal, 14k Gold

Gia Certified 8.04ct Natural Cabochon Opal Diamonds Cocktail Ring 14kt
Located in New York, NY
Play of color. GIA Certified 8.04ct. Natural Non treated Opal ring. Report: 5222531468 Oval
Category

2010s American Solitaire Rings

Materials

Diamond, Opal, 14k Gold, Yellow Gold

GIA Certified Natural Fire Opal Diamond Halo Dome Cocktail Statement Ring
Located in Baltimore, MD
GIA Certified Natural Opal & Diamond Halo Dome Cocktail Statement Ring Metal: 14k white gold
Category

21st Century and Contemporary North American Modern Dome Rings

Materials

Diamond, Opal, White Gold

Platinum GIA Certified 7.46 Carat Oval Lightning Ridge Opal Engagement Ring
Located in Los Angeles, CA
lustrous Lightning Ridge Australian Gray Opal cabochon surrounded by beautiful baguette diamonds in a
Category

21st Century and Contemporary American Art Deco Engagement Rings

Materials

Diamond, Opal, Black Opal, Platinum

Natural Ethiopian Opal Sapphire Necklace 14k Gold 11.5 TCW GIA Certified
Located in Brooklyn, NY
Natural Fine Quality Ethiopian Pear Cabochon Opal and Sapphire Necklace 14k Gold 17" 11.5 TCW GIA
Category

2010s American Pendant Necklaces

Materials

Opal, Sapphire, Gold, 14k Gold, Rose Gold

Natural Opal Diamond Pendant W/ Gold Chain 3.25 TCW GIA Certified
Located in Brooklyn, NY
Natural Finely Faceted Quality Opal Diamond Pendant with 18" Gold Chain 3.25 TCW GIA Certified
Category

2010s American Pendant Necklaces

Materials

Diamond, Opal, Gold, 14k Gold, White Gold

Platinum GIA Certified 6.78 Carat Lightning Ridge Black Opal Engagement Ring
Located in Los Angeles, CA
lustrous Lightning Ridge Australian Black Opal cabochon surrounded by beautiful baguette diamonds in a
Category

21st Century and Contemporary American Art Deco Engagement Rings

Materials

Diamond, Opal, Black Opal, Platinum

GIA Certified 8.45 Carat Black Opal Diamond Halo Platinum Vintage Ring
Located in Miami, FL
GIA Certified Vintage 8.45 Carat Natural Black Opal & 0.70 Carat Diamond Halo in Platinum 900 Halo
Category

21st Century and Contemporary Retro Cocktail Rings

Materials

Diamond, Opal, Platinum

GIA Certified Large Carved Opal Rose Gold Frame Pendant Necklace
Located in Stamford, CT
Hand carved opal pendant and necklace. Intricate blue green opal carvings of a woman in flowing
Category

Mid-20th Century Pendant Necklaces

Materials

Opal, Gold, 14k Gold, Rose Gold

Natural White Opal Diamond Ring 14k Gold 11 TCW GIA Certified
Located in Brooklyn, NY
Certified, Inspected, and Appraised by GIA, Gemological Institute of America 50 West 47th St. New York
Category

2010s American Engagement Rings

Materials

Diamond, Opal, 14k Gold, White Gold

GIA Certified 5.38 Carat Black Opal and Diamond Ballerina Vintage Platinum Ring
Located in Miami, FL
GIA Certified vintage 5.83 carat black opal and diamond halo ballerina ring in platinum 900
Category

1990s Art Deco Cocktail Rings

Materials

Diamond, Opal, Black Opal, Platinum

Australian Black Opal Diamond Pendant 18" 14k Y Gold 4.45 TCW GIA Certified
Located in Brooklyn, NY
Australian Black Opal & Diamond Pendant 18" 14k Y Gold 4.45 TCW GIA Certified $7,950 212090 MADE
Category

1990s American Drop Necklaces

Materials

Diamond, Opal, Black Opal, Gold

Peter Suchy GIA Certified 7.55 Carat Black Opal Diamond Platinum Cocktail Ring
By Peter Suchy
Located in Stamford, CT
with a halo of round diamonds. Gia Certified. The opal is from an estate circa 1950. Vivid green, blue
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Opal, Black Opal, Platinum

GIA Certified 5.75 Carats Natural Black Opal Yellow Diamond Fashion Ring
Located in New York, NY
A one-of-a-kind fashion ring, showcasing a GIA certified 5.75 carats black natural opal with a
Category

21st Century and Contemporary American Contemporary Fashion Rings

Materials

Yellow Diamond, Opal, Black Opal, 18k Gold, Yellow Gold, Platinum

GIA Certified Natural Opal Yellow Sapphire Pendant with Retractable Clasp 18kt
Located in New York, NY
GIA Certified Natural Opal Pendant Report 6213047638 Please see attached report of proper details
Category

2010s American Pendant Necklaces

Materials

Opal, Yellow Sapphire, 18k Gold, Yellow Gold

GIA Certified 4.07 CT Natural Opal Diamond 14K White Gold Ring
Located in Westport, CT
A majestic 14K white gold natural opal ring, accompanied by a GIA certificate, report #: 1192097284
Category

20th Century North American Cocktail Rings

Materials

Diamond, Opal, White Gold

Platinum Diamond GIA Certified 8.70 Carat Rare Australian Black Opal Ring
Located in Los Angeles, CA
Latest of my creations. A breathtaking Art Deco Inspired Very Rare Multi Colored GIA Certified Lightning
Category

21st Century and Contemporary American Art Deco Engagement Rings

Materials

Diamond, Black Opal, Platinum

Vintage GIA Certified Black Opal Mixed Cut Diamond Halo 14K Cocktail Ring
Located in Miami, FL
GIA Certified 5 Carat + Black Opal with vibrant play-of-color takes center stage in this vintage
Category

1990s Contemporary Cocktail Rings

Materials

Diamond, Black Opal, Gold, 14k Gold, White Gold

Peter Suchy GIA Certified 13.74 Carat Opal Diamond Ruby Yellow Gold Pendant
By Peter Suchy
Located in Stamford, CT
Opal, diamond and ruby pendant necklace. GIA certified 13.74cts square opal with a halo of 19 round
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Opal, Ruby, Gold, 18k Gold, Yellow Gold

Angara GIA Certified Natural Opal with Diamond Halo Ring in 14K Solid Gold
By ANGARA INC.
Located in Los Angeles, CA
GIA Certified Oval Opal Split Shank Ring with Diamond Halo. Customization:We offer exquisite
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Opal, Diamond, 14k Gold, Gold

GIA Certified 8 Carat White Opal With Orange Garnet Aquamarine Halo Ring
By Gad Co.
Located in Miami, FL
with GIA certification. The opal is paired with a halo of 10 round-cut aquamarine stones and 2 oval-cut
Category

21st Century and Contemporary North American Art Deco Cocktail Rings

Materials

Aquamarine, Garnet, Opal, Gold, 18k Gold, Yellow Gold

18K Two Tone Gold Halo Diamond GIA Certified 11 Carat Black Opal Necklace
Located in Los Angeles, CA
Yellow Gold, .750. Stones- 1 Genuine GIA Certified Australian Black Opal 11.04 Carats, 1 GIA Certified
Category

2010s Modern Pendant Necklaces

Materials

Diamond, Black Opal, Gold, 18k Gold, White Gold

Angara Natural Classic GIA Certified Oval 19.55 ct Opal Necklace in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: Classic GIA Certified Oval Opal East-West
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Opal, Gold, 14k Gold

Angara Natural Classic GIA Certified Oval 19.55ct Opal Halo Necklace in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: Classic GIA Certified Oval Opal Halo Necklace
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Opal, Gold, 14k Gold

Angara Natural Classic GIA Certified 16.84ct Opal Halo Pendant in 14K Solid Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: Classic GIA Certified Pear-Shaped Opal Halo
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Opal, Gold, 14k Gold

18K White Gold Halo Diamond GIA Certified 7.51 Carat Radiant Cut Fire Opal Ring
Located in Los Angeles, CA
Fire Opal 7.51 Carats, 124 Round Diamonds F-G Color VS1-VS2 Clarity 1.44 Carats. GIA Identification
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Diamond, Opal, Fire Opal, 18k Gold, Rose Gold, White Gold

GIA Certified 27.03 Carat Opal Ruby Diamond 14k Two Tone Gold Pendant Necklace
Located in Stamford, CT
1960's Opal, ruby and diamond pendant necklace. GIA certified 27.03 carat pear shape opal with a
Category

Mid-20th Century Pendant Necklaces

Materials

Diamond, Opal, Ruby, Gold, 14k Gold, White Gold, Yellow Gold

Angara Natural GIA Certified Oval 5.45 ct Black Opal Twist Rope Ring in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Oval Black Opal Twist Rope Split
Category

21st Century and Contemporary American Modern More Rings

Materials

Opal, Black Opal, 14k Gold, Gold

GIA Certified 4.09-Carat White Opal and Diamond Halo in Platinum and Gold Ring
Located in Miami, FL
GIA certified 4.09-carat white opal with a vibrant array of colors. This Opal comes from the mines
Category

2010s Art Deco Cocktail Rings

Materials

Diamond, Opal, Gold, Platinum

GIA Certified 4.09-carat White Opal and Diamond Halo in Platinum and Gold Ring
Located in Miami, FL
GIA certified 4.09-carat white opal with a vibrant array of colors. This Opal comes from the mines
Category

2010s Art Deco Cocktail Rings

Materials

Diamond, Opal, Gold, Platinum

Angara Natural GIA Certified Solitaire Oval 4.65 ct Opal Ring in 14K Solid Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: Double Prong-Set GIA Certified Solitaire Oval
Category

21st Century and Contemporary American Modern Solitaire Rings

Materials

Opal, 14k Gold, Gold

Angara Natural GIA Certified Solitaire Oval 4.65 ct Opal Ring in 14K Solid Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: Prong-Set GIA Certified Solitaire Oval Opal
Category

21st Century and Contemporary American Modern Solitaire Rings

Materials

Opal, 14k Gold, Gold

Angara Natural GIA Certified Solitaire Round 2.08 ct Opal Ring in 14K Solid Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Bezel-Set Solitaire Round Opal
Category

21st Century and Contemporary American Modern Solitaire Rings

Materials

Opal, 14k Gold, Gold

Angara Natural GIA Certified Round 1.62 ct Opal Solitaire ring in 14K Solid Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Nature Inspired Bezel-Set Round
Category

21st Century and Contemporary American Modern Solitaire Rings

Materials

Opal, 14k Gold, Gold

Angara Natural GIA Certified Pear 7.81 ct Opal Cocktail Ring in 14K Solid Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Pear Opal Cocktail Ring with
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Opal, 14k Gold, Gold

Angara Natural Peg-Set GIA Certified Solitaire Oval 8.82ct Opal Ring in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: Peg-Set GIA Certified Solitaire Oval Opal
Category

21st Century and Contemporary American Modern Solitaire Rings

Materials

Opal, 14k Gold, Gold

Angara Natural GIA Certified Pear-Shaped 16.84 ct Opal Halo Pendant in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Pear-Shaped Opal Halo Pendant
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Opal, Gold, 14k Gold

Angara Natural GIA Certified Pear-Shaped 7.81 ct Opal Halo Pendant in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Pear-Shaped Opal Halo Pendant
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Opal, Gold, 14k Gold

Angara Natural GIA Certified Round 8.39 ct Opal Pendant with Diamond in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
round GIA certified Opa looks incredibly charming. It is mounted in a Prong setting and linked to a
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Opal, Gold, 14k Gold

Angara Natural GIA Certified Oval 6.44 ct Opal Cocktail Halo Ring in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: A GIA certified oval opal is mounted in claw
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Opal, 14k Gold, Gold

Angara Natural GIA Certified 5.79ct Black Opal Ring with Leaf Motifs in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Black Opal Ring with Leaf Motifs
Category

21st Century and Contemporary American Modern More Rings

Materials

Black Opal, 14k Gold, Gold

Angara Natural GIA Certified Round 8.39ct Opal Ring with Floral Halo in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
GIA certified round Opal looks simply charming. It is surrounded by a floral halo of glittering
Category

21st Century and Contemporary American Modern More Rings

Materials

Opal, Diamond, 14k Gold, Gold

Angara Natural GIA Certified Oval 3.82ct Opal Ring with Diamond Halo in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Oval Opal Ring with Diamond Halo
Category

21st Century and Contemporary American Modern More Rings

Materials

Opal, Diamond, 14k Gold, Gold

Angara Natural GIA Certified Round 1.62 ct Opal Three Stone Ring in 14K Gold
By ANGARA INC.
Located in Los Angeles, CA
you with the package.Product Description: GIA Certified Round Opal Three Stone Ring with
Category

21st Century and Contemporary American Modern Three-Stone Rings

Materials

Opal, Diamond, 14k Gold, Gold

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Gia Certified Opal For Sale on 1stDibs

On 1stDibs, you can find the most appropriate gia certified opal for your needs in our varied inventory. Every item for sale was constructed with extraordinary care, often using Gold, Platinum and Yellow Gold. Find an antique version now, or shop for 9 vintage or 18 modern creation for a more contemporary example of these cherished accessories. If you’re looking for a gia certified opal from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 20th Century while another version may have been produced as recently as the 21st Century. There have been many well-made iterations of the classic gia certified opal over the years, but those made by Peter Suchy, David Morris and Merkaba are often thought to be among the most beautiful. Take a look at a gia certified opal featuring Diamond from our inventory today to add the perfect touch to your look. See these pages for an oval cut iteration of this accessory, while there are also round cut cut and cabochon cut versions available here, too. Most of our gia certified opal for sale are for women, but there are 11 pieces available to browse for men.

How Much is a Gia Certified Opal?

Prices for a gia certified opal can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $2,500 and can go as high as $60,000, while this accessory, on average, fetches $11,900.

The Legacy of Opal in Jewelry Design

Opals were discovered in 400 BC, and since then five types have been found throughout the world. Before you start shopping for mysteriously beautiful vintage opal rings and other opal jewelry, learn about the different varieties of the gem — and find out which historical figure was reportedly willing to trade his kingdom for a single stone.

Here is a little riddle for you: the month of October has two birthstones, but only one of them encompasses the colors of other birthstones. If you guessed opal, you’re right! (The other gemstone associated with the month of October is tourmaline.)

Opals are such unusual gemstones that there are too many old-wives tales associated with them, like if you’re a blond, wearing an opal necklace will protect your locks from losing color. Opals were also very fashionable in the early 19th century, up until the publication of Sir Walter Scott’s novel Anne of Geierstein in 1829. The title heroine wears an opal and succumbs to an untimely death. However, the British monarchy, and in particular Queen Victoria, did not let this story get in their way, and they frequently gifted opals to friends and family members. October babies should disregard the noise and proudly wear their opals!

There are five types of precious opals: boulder opal, fire opal, crystal/water opal, black opal, and white/light opal. Each variety is distinguished by its color.

So, where does the name come from? The word opal is thought to originate from the Roman opalus or from the Sanskrit úpala (“precious stone”) or from the Greek opallios (“to see a color change”). So while there have been many names for the stones, opals were first discovered in 400 BC in Ethiopia. But the early reference that comes up most often in history books is from the Roman philosopher Pliny the Elder, who wrote about it in 75 AD. In his text he refers to it as opali. The Romans were big fans of opal, Mark Antony was so enamored by it that, as the story goes, he was willing to trade a portion of his kingdom for a single opal.

There's a wide variety of antique and vintage opal jewelry on 1stDibs (and you won't have to trade your kingdom for it).

Questions About Gia Certified Opal
  • 1stDibs ExpertApril 5, 2022
    Yes, Cartier diamonds are indeed GIA certified. The Gemological Institute of America (GIA) works closely with Cartier and certifies everything from the cut and clarity to the color of the gem. Shop a collection of expertly vetted Cartier jewelry from some of the world’s top sellers on 1stDibs.
  • 1stDibs ExpertFebruary 22, 2021
    When a diamond is GIA certified, it means that the stone has undergone the meticulous set of grading procedures that have been established by the Gemological Institute of America. The GIA is not a jeweler — it is an independent, nonprofit group that sets the standards for determining the quality of a diamond.
  • 1stDibs ExpertAugust 17, 2021
    In the United States, diamond rings are certified by an official gemological laboratory known as the Gemological Institute of America. A certified diamond ring means that the diamond has undergone a quality analysis by experts at an institution such as the GIA and these experts have issued a lab report that is indicative of the grading process.
  • 1stDibs ExpertFebruary 13, 2023
    While diamond studs don't need to be GIA-certified to be sold, experts typically recommend that you only purchase diamonds that carry certification from the Gemological Institute of America (GIA) or Authentic Gem Security Lab (AGSL). Certifications bring transparency to the buying process, allowing you to know the level of quality of a diamond before you purchase it. Shop a collection of vintage and modern diamond gemstone earrings from some of the world’s top jewelers on 1stDibs.
  • 1stDibs ExpertMarch 22, 2022
    Whether Neil Lane diamonds are GIA-certified or not depends on the piece. All of the diamonds featured in rings and other jewelry designs from the Neil Lane Couture collection do carry GIA certification. Pieces made for third-party retailers may not. On 1stDibs, find a collection of Neil Lane jewelry.
  • 1stDibs ExpertAugust 15, 2024
    Many experts believe that buying a GIA-certified diamond is worth it. The Gemological Institute of America (GIA) has a well-established reputation for providing accurate, trustworthy ratings and certifications. A diamond that carries a GIA certification has undergone rigorous examinations and tests to assess its quality, which can make it a good investment. Find a diverse assortment of diamond jewelry on 1stDibs.