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Gia Cert Diamonds

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1.00 Carats GIA Cert Diamonds Platinum Ring
Located in Boca Raton, FL
Material : Platinum Center Diamond Details: GIA certified 0.39ct shield step cut diamond. This
Category

21st Century and Contemporary Engagement Rings

Materials

White Diamond, Platinum

0.77 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This platinum ring inspired from the Edwardian era, centers a sparkling GIA certified round
Category

20th Century Engagement Rings

Materials

Diamond, Platinum

2.05 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This gorgeous platinum ring from the 1920s is centered with a sparkling GIA certified circular
Category

Early 20th Century Engagement Rings

Materials

Diamond, Platinum

1.03 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum engagement ring is centered with a sparkling GIA certified circular
Category

20th Century Edwardian Engagement Rings

Materials

Diamond, Platinum

1.64 carat GIA cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum ring is centered with a sparkling GIA certified old mine cut diamond that
Category

20th Century Engagement Rings

Materials

Diamond, Platinum

1.88 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum engagement ring is centered with a sparkling GIA certified round brilliant
Category

Early 20th Century Edwardian Engagement Rings

Materials

Diamond, Platinum

1.98 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This gorgeous platinum ring from the early 20th century, is centered with a sparkling GIA certified
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

0.77 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This elegant platinum engagement ring is centered with a sparkling GIA certified old European cut
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

0.96 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum ring is centered with a sparkling GIA certified round brilliant cut diamond
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Sapphire, Platinum

0.97 Carat GIA Cert Diamond Gold Engagement Ring
Located in New York, NY
This fabulous 14k white gold engagement ring is centered with sparkling GIA certified radiant cut
Category

20th Century Engagement Rings

Materials

Diamond, 14k Gold, White Gold

1.57 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This fabulous platinum engagement ring from the Art Deco era, is centered with a sparkling GIA
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Sapphire, Platinum

1.01 Carat GIA Cert Diamond Platinum Cluster Ring
Located in New York, NY
This magnificent platinum engagement ring is centered with a sparkling GIA certified circular
Category

Late 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

3.61 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum ring from the Edwardian era, centers a sparkling GIA certified round
Category

Early 20th Century Edwardian Engagement Rings

Materials

Diamond, Platinum

2.24 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This amazing platinum engagement ring from the Art Deco era, is centered with a sparkling GIA
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

1.92 carat GIA cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum ring from the Edwardian period is set with a GIA certified old European
Category

Early 20th Century Edwardian Engagement Rings

Materials

Diamond, Platinum

Stunning 2.36 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum engagement ring is centered with a sparkling GIA certified round brilliant
Category

Vintage 1970s Engagement Rings

Materials

Diamond, White Diamond, Platinum

Stunning 2.27 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This platinum ring is centered with a sparkling GIA certified round brilliant cut diamond that
Category

20th Century Edwardian Engagement Rings

Materials

Diamond, Platinum

Breathtaking 2.05 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This amazing platinum ring centers a sparkling GIA certified round brilliant cut diamond that
Category

20th Century Engagement Rings

Materials

Diamond, Platinum

Edwardian 1.38 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum engagement ring from the Edwardian era, is centered with a sparkling GIA
Category

Early 20th Century Edwardian Engagement Rings

Materials

Diamond, Platinum

Edwardian 0.87 carat GIA cert Diamond platinum Engagement Ring
Located in New York, NY
This stunning platinum ring from the Edwardian era is centered with a sparkling GIA certified old
Category

Early 20th Century Engagement Rings

Materials

Diamond, Platinum

Antique 0.93 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
Handcrafted from the Art Deco era, this ring is centered with a sparkling GIA certified circular
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

1920s 1.01 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum engagement ring from the 1920s, centers a sparkling GIA certified old mine
Category

Early 20th Century Edwardian Engagement Rings

Materials

Diamond, Platinum

1.06 Carat GIA Cert Diamond Gold Halo Engagement Ring
Located in New York, NY
Made of 18K white gold, this ring centers a sparkling GIA certified round brilliant cut diamond
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, 18k Gold, White Gold

1.48 Carat GIA Cert Diamond gold Solitaire Engagement Ring
Located in New York, NY
This 14k white gold ring centers a sparkling GIA certified round cut diamond that weighs 1.48ct
Category

21st Century and Contemporary Solitaire Rings

Materials

Diamond, 14k Gold, White Gold

Charming .54 Carat GIA Cert Diamond Gold Engagement Ring
Located in New York, NY
This beautiful 18k white gold ring is centered with a sparkling GIA certified old European cut
Category

Early 20th Century Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Charming .59 Carat GIA Cert Diamond Ruby Halo Engagement Ring
Located in New York, NY
This gorgeous platinum engagement ring centers a sparkling GIA certified old European brilliant cut
Category

20th Century Engagement Rings

Materials

Diamond, Ruby, Platinum

Peter Suchy 1.70 Carat GIA Cert Diamond Platinum Engagement Ring
By Peter Suchy
Located in Stamford, CT
Suchy Workshop PSD. 1 Emerald cut diamond, approx. total weight 1.70cts, I, VVS2, GIA certificate
Category

2010s Engagement Rings

Materials

Diamond, Platinum

Art Deco 1.04 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum ring from the Art Deco era is centered with a sparkling GIA certified old
Category

Early 20th Century Engagement Rings

Materials

Diamond, Sapphire, Platinum

0.62 Carat GIA Cert Diamond Sapphire Halo Platinum Engagement Ring
Located in New York, NY
This elegant platinum ring is centered with a sparkling GIA certified old mine brilliant cut
Category

20th Century Art Deco Engagement Rings

Materials

Diamond, Sapphire, Platinum

Art Deco 1.05 Carat GIA Cert Diamond Platinum Engagement Ring
Located in New York, NY
This gorgeous platinum engagement ring from the Art Deco era, centers a sparkling GIA certified old
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Sapphire, Platinum

Natural Alexandrite 3.29 cts Sri Lanka Origin GIA Cert Diamond Necklace
Located in Beverly Hills, CA
Diamond Trillions Cuts on Each Side . Gia certified Report Number 110189930363 Oval Alexandrite 3.29 cts
Category

1990s Japanese Pendant Necklaces

Materials

Alexandrite, Diamond, Platinum

Peter Suchy 1.00 Carat GIA Cert Diamond Platinum Halo Engagement Ring
By Peter Suchy
Located in Stamford, CT
Diamond engagement ring. GIA certified Old European center stone. 1.00cts. accented with a halo of
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Platinum

Stunning Natural 8.18 Carat Sapphire 1.99 Carats GIA Cert Diamonds Gold Ring
Located in New York, NY
sapphire that weighs 8.18ct. The sapphire is flanked by two sparkling GIA certified trilliant cut diamonds
Category

20th Century Three-Stone Rings

Materials

Diamond, Sapphire, 18k Gold

1.57 Carat GIA Cert Diamond Gold Engagement Ring and Wedding Band Set
Located in New York, NY
The engagement ring centers a sparkling GIA certified round brilliant cut diamond that weighs
Category

20th Century Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Louis Newman & Co 4.27 carat Elongated Cushion GIA Cert Diamond Three Stone Ring
Located in New York, NY
GIA certified 4.27 D color and SI2 clarity. 1.31 ratio and 65% depth. Set in two tone three stone ring
Category

2010s American Engagement Rings

Materials

Diamond, White Diamond, 18k Gold, Yellow Gold, Platinum

6.30 Ct T.W. Natural Fancy Yellow Emerald GIA Cert Diamond Cluster 18KT Ring
Located in Los Angeles, CA
Exquisite 6.30 Carat Total Weight Natural Fancy Yellow Emerald GIA Certified Diamond Cluster Ring
Category

21st Century and Contemporary North American Art Deco Cluster Rings

Materials

Diamond, Emerald, 18k Gold

1.05 Ct Loose H/VS2 Rectangular Modified Brilliant Princess Diamond Gia Cert
Located in Sherman Oaks, CA
1.05 Ct Loose H/VS2 Rectangular Modified Brilliant Princess Diamond GIA Cert Diamond General Info
Category

21st Century and Contemporary American Modern Loose Gemstones

Materials

Diamond

Handcrafted Signet 18k Yellow Gold Diamond Engagement Ring GIA Cert 5.39 Carat
Located in Lakewood, NJ
ring. Set with a 5.39 carat J color VVS2 clarity Round Shape GIA Cert diamond. This signet style ring
Category

Late 20th Century North American Modern Engagement Rings

Materials

Diamond, Yellow Gold, 18k Gold

Estate Diamond Engagement/Wedding Band GIA Certed 1.06ct VVS2 J Color Center!
Located in Methuen, MA
gemstone is the 1.06ct GIA Certed Diamond! Note that since we have dealt with colored gemstones for over
Category

2010s North American Engagement Rings

Materials

Diamond, 14k Gold

GIA cert 5.33 Carat Ruby Diamond Platinum Cocktail Ring
By Diamond Scene
Located in New York, NY
An elegant Ruby ring. 5.33 carat GIA certified Ruby set with special cut white side
Category

21st Century and Contemporary Cocktail Rings

Materials

Diamond, Ruby, White Diamond, Platinum

Elegant 4.26 Carat GIA Cert Emerald Cut Diamond Solitaire Engagement Ring
By Diamond Scene
Located in New York, NY
A beautiful brilliant diamond in a custom made mounting. GIA certified 4.26 carat K color VVS2
Category

21st Century and Contemporary Swiss Engagement Rings

Materials

White Diamond, Diamond, Platinum

GIA Cert Natural Fancy Yellow Cushion Diamond Halo Leverback Earrings ref1164
By Diamond Town
Located in New York, NY
At the heart of these enchanting earrings are GIA-certified cushion-cut diamonds, captivating in
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, White Diamond, Yellow Diamond, 18k Gold, White Gold, Yellow Gold

Fine 4.21 Carat GIA Cert Minor Oil Emerald Diamond Platinum Ring
By Diamond Scene
Located in New York, NY
carat Emerald is certified by GIA and has minor oil treatment F1. The center stone is set with .54
Category

21st Century and Contemporary Three-Stone Rings

Materials

Diamond, Emerald, Platinum

GIA Cert 119.06 Carat Multicolor Mixed Cut Sapphire and Diamond Bracelet ref325
By Diamond Town
Located in New York, NY
, including pink, yellow, green, lavender, and light blue. 3.68 carats marquise and round cut natural diamonds
Category

21st Century and Contemporary Chain Bracelets

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, Pink Sapphire, Yellow S...

GIA Cert 2.55 Ct Cushion Ceylon Sapphire and 2.44ct Natural Diamond Ring ref1045
By Diamond Town
Located in New York, NY
Featuring a GIA Certified 2.55 carat cushion-cut Ceylon Sapphire at its center, elegantly encircled
Category

21st Century and Contemporary Contemporary Bridal Rings

Materials

Diamond, White Diamond, Sapphire, Blue Sapphire, 18k Gold, White Gold

GIA Cert Radiant Cut 0.63 Ct Natural Fancy Intense Yellow Ring in 18k ref413
By Diamond Town
Located in New York, NY
This exquisite ring showcases a GIA certified Natural Fancy Intense Yellow cushion-cut center
Category

21st Century and Contemporary Contemporary Wedding Rings

Materials

Diamond, Yellow Diamond, 18k Gold, Rose Gold, White Gold

GIA Cert 2.89 Carat T.W. Natural Yellow Cushion Dia Halo Earrings in 18k ref1915
By Diamond Town
Located in New York, NY
exceptional jewels boast a central GIA Certified yellow diamond that radiates warmth and brilliance, cradled
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, White Diamond, Yellow Diamond, 18k Gold, White Gold, Yellow Gold

1.05ct. Diamond GIA Cert Platinum Engagement Ring
Located in New York, NY
Made of platinum, this ring centers a sparkling GIA certified round brilliant diamond that weighs
Category

Mid-20th Century Engagement Rings

Materials

Diamond, Platinum

GIA Cert 1.02 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This magnificent platinum engagement ring from the 1950s, is centered with a sparkling GIA
Category

Vintage 1950s Engagement Rings

Materials

Diamond, Platinum

18k Gold, Vintage 1.50 Diamond Pendant (GIA Cert)
Located in Miami, FL
carats of round brilliant cut diamonds, boasting VS clarity and F color. Each diamond is meticulously
Category

21st Century and Contemporary European Art Nouveau Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, White Gold

Stunning GIA Cert 2.08 Carat Diamond Platinum Ring
Located in New York, NY
Handcrafted from the Art Deco era, this ring centers a sparkling GIA certified old European
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

GIA Cert 1.00 Carat Diamond Gold Engagement Ring
Located in New York, NY
Made of 18k white gold, this ring centers a sparkling GIA certified round cut diamond that weighs 1
Category

Late 20th Century Contemporary Engagement Rings

Materials

Diamond, 18k Gold, White Gold

1.10 Carat GIA Cert Fancy Color Diamond Gold Necklace
Located in Miami, FL
Diamond Accented by .33 Carats of Round Brilliant Cut Diamonds, G Color, VS Clarity. Weight: 3.91 grams
Category

21st Century and Contemporary American Drop Necklaces

Materials

Brown Diamond, Diamond, 18k Gold

Amazing GIA Cert 2.06 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum ring is centered with a sparkling GIA certified princess cut diamond that
Category

20th Century Engagement Rings

Materials

Diamond, Platinum

Vintage Natural Jade & Diamond Brooch GIA cert. 14K gold
Located in Chicago, IL
with ten Old European and Old mine cut diamonds (according to GIA certificate - near colorless diamonds
Category

Antique Late 19th Century Unknown Retro Brooches

Materials

Diamond, Jade, 14k Gold

Vintage Natural Jade & Diamond Brooch GIA cert. 14K gold
Vintage Natural Jade & Diamond Brooch GIA cert. 14K gold
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W 0.56 in D 0.32 in L 2.09 in
Elegant GIA Cert 1.06 Carat Diamond Gold Heart Pendant
Located in New York, NY
Made of 18k white gold, this stunning pendant is centered with a sparkling GIA certified heart
Category

20th Century Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

1920s GIA Cert 1.28 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This stunning platinum ring from the 1920s, is centered with a sparkling GIA certified round
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

Antique GIA Cert 1 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This fabulous platinum ring from the 1920s is centered with a sparkling GIA certified round
Category

Early 20th Century Engagement Rings

Materials

Diamond, Platinum

Edwardian GIA Cert 2.20 Carat Diamond Platinum Engagement Ring
Located in New York, NY
This breathtaking platinum engagement ring from the Edwardian era, centers a GIA certified round
Category

Early 20th Century Edwardian Engagement Rings

Materials

Diamond, Platinum

Art Deco GIA Cert 1.63 Center Diamond Sapphire Bracelet
Located in New York, NY
This stunning bracelet from the Art Deco era is centered with sparkling GIA certified old mine cut
Category

Early 20th Century Art Deco More Bracelets

Materials

Diamond, Sapphire, Platinum

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Gia Cert Diamonds For Sale on 1stDibs

On 1stDibs, there are many options to choose from in our inventory of gia cert diamonds. All of the items for sale were constructed with extraordinary care, often using Platinum, Gold and 18k Gold. Our collection of these items for sale includes 294 vintage editions and 437 modern creations to choose from as well. Our inventory is broad and distinctive, with accessories on offer that were made as long ago as the 18th Century to those produced as recently as the 21st Century. Pieces in our collection of gia cert diamonds made by Art Deco jewelers — as well as those associated with Modern — are very popular. There have been many well-made iterations of these items over the years, but those made by J. Birnbach, Tiffany & Co. and H & H Jewels are often thought to be among the most beautiful. There are many round cut, cushion cut and emerald cut gia cert diamonds for sale. There aren’t many items for men in our collection of gia cert diamonds, as most of the options available are for women.

How Much are Gia Cert Diamonds?

Prices for gia cert diamonds can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1,990 and can go as high as $4,450,000, while gia cert diamonds, on average, fetch $23,041.
Questions About Gia Cert Diamonds
  • 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 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 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 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.