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GIA Certified 3 Carat Round Brilliant Cut Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
This exquisite ring boasts a GIA-certified 3-carat round brilliant cut diamond, showcasing
Category

2010s Unknown Contemporary Three-Stone Rings

Materials

Diamond, White Diamond, 18k Gold, White Gold

GIA Certified 3 Carat Round Cut Diamond Platinum Ring
By Antinori Fine Jewels
Located in Rome, IT
Embrace the unparalleled allure of this exquisite GIA certified 3 carat round cut diamond platinum
Category

2010s Unknown Contemporary Engagement Rings

Materials

Diamond, White Diamond, Platinum

GIA Certified 3 Carat Round Diamond Ring VVS2
By Antinori Fine Jewels
Located in Rome, IT
and vibrant sparkle! This round brilliant cut diamond is certified by GIA, the world’s premier
Category

2010s Italian Modern Engagement Rings

Materials

Diamond, White Diamond, 18k Gold

GIA Certified 3 Carat Round Brilliant Cut Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
details. Highlights: - Impressively large 3.05ct natural diamond center - GIA certified - Faces up
Category

2010s Italian Modern Engagement Rings

Materials

Diamond, White Diamond

GIA Certified 3 Carat Round Brilliant Cut Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
is a 3 carat round brilliant cut diamond, according to the GIA report F color and VVS2 in clarity
Category

2010s Italian Modern Solitaire Rings

Materials

Diamond, White Diamond, 18k Gold, White Gold

GIA Certified 3 Carat Round Cut Diamond Platinum Ring
By Antinori Fine Jewels
Located in Rome, IT
- GIA certified - Diamond faces up nicely white with K color - Exceptionally clean with VS2 clarity
Category

2010s Italian Modern Engagement Rings

Materials

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

Exceptional GIA Certified 3 Carat Round Brilliant Cut Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
This stunning ring features an exquisite 3-carat emerald-cut diamond as its centerpiece, radiating
Category

2010s Unknown Contemporary Engagement Rings

Materials

White Diamond, Diamond, Platinum

GIA Certified 3 Carat Round Brilliant Cut Diamond Tapered Baguette Ring
By Antinori Fine Jewels
Located in Rome, IT
large 3.00 carat GIA certified triple excellent diamond is beautifully white, 100% eye clean, and
Category

2010s Italian Modern Engagement Rings

Materials

Diamond, White Diamond, 18k Gold

GIA Certified 3 Carat Round Diamond Solitaire Ring 18k White Gold
Located in Miami, FL
GIA certified 3.09 Carat Diamond ring. The diamond has a lot of life of sparkle and is a natural
Category

2010s Engagement Rings

Materials

Diamond, 18k Gold, White Gold

GIA Certified 3 Carat Round Cut 2-Stone Diamond Drop Earrings
Located in Miami, FL
(1): ✔ Gemstone: 2 Diamonds ✔ Carat: 1.51, 1.50 ✔ Color: H ✔ Cut: Round ✔Clarity: VS2 ✔ Measurements
Category

21st Century and Contemporary Modern Drop Earrings

Materials

Diamond, Gold, 18k Gold, White Gold

GIA Certified 3 Carat Round Brilliant Cut Diamond Ring 18K White Gold
By Antinori Fine Jewels
Located in Rome, IT
America (GIA). The diamond, weighing an impressive 3 carats, showcases a captivating F color grade
Category

2010s Unknown Contemporary Engagement Rings

Materials

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

3 Carat Round Diamond Engagement Ring in Platinum
By Hannah Florman
Located in Boston, MA
Customizable diamond engagement ring, shown with a GIA certified 3 carat round briliant diamond
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, Platinum

Delicate 3 Carat Round Diamond Engagement Ring in Rose Gold
By Hannah Florman
Located in Boston, MA
GIA certified 3 carat round brilliant diamond engagement ring with G color and VS2 clarity (**this
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, Rose Gold

3 Carat Round Diamond Engagement Ring with Delicate Pave Setting Platinum
By Hannah Florman
Located in Boston, MA
GIA certified 3 carat round briliant diamond engagement ring with G color and VS2 clarity (**this
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, Platinum

Delicate 3 Carat Round Diamond Engagement Ring in 14k Yellow Gold
By Hannah Florman
Located in Boston, MA
GIA certified 3 carat round brilliant diamond engagement ring with G color and VS2 clarity (**this
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, 14k Gold

3 Carat Round Diamond Engagement Ring with Delicate Pave Setting Rose Gold
By Hannah Florman
Located in Boston, MA
GIA certified 3 carat round briliant diamond engagement ring with G color and VS2 clarity (**this
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, Rose Gold

3 Carat Round Diamond Engagement Ring with Delicate Pave Setting 14k Yellow Gold
By Hannah Florman
Located in Boston, MA
GIA certified 3 carat round briliant diamond engagement ring with G color and VS2 clarity (**this
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, Yellow Gold

3 Carat Round Brilliant Diamond Solitaire Engagement Ring, GIA Certified
Located in New York, NY
Spectacular engagement ring crafted in Platinum, showcasing a GIA certified round brilliant cut
Category

2010s American Contemporary Engagement Rings

Materials

Diamond, Platinum

GIA Certified 3 Carat D Color VS1 Clarity Round Brilliant Cut Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
GIA Certified 3 Carat D Color VS1 Clarity Round Brilliant Cut Diamond Ring
Category

2010s Italian Modern Engagement Rings

Materials

Diamond, White Diamond, Platinum

GIA Certified 12.03 Carat Brilliant Round Diamond Engagement Ring
By Roman Malakov
Located in New York, NY
This gorgeous important engagement ring features a GIA Certified 12.03 carat brilliant round shape
Category

21st Century and Contemporary American Modern Engagement Rings

Materials

Diamond, Platinum

GIA Certified 2.75 Carat Round Pink Diamond Bracelet
Located in Kowloon, HK
: SI2 ➛ GIA certified Diamond 3- ➛ Stone Shape: Round ➛ Stone Color: Faint Pink ➛ Stone Weight: 0.32
Category

2010s Asian Tennis Bracelets

Materials

Diamond, White Diamond, Pink Diamond, 18k Gold, White Gold

4.77ct Gia Certified Round Diamond Martini Setting 3 Prong Studs Earrings
Located in Aventura, FL
Weight: 2.40 ct Color Grade: H Clarity Grade: Si2 (Uncertified) Prongs: 3 Prong GIA Certified: Yes
Category

21st Century and Contemporary American Modernist Stud Earrings

Materials

Diamond

GIA Certified 7.60 Carat Round Diamond Engagement Ring
By M&V Vanguard Jewelry
Located in New York, NY
Mounted in handmade custom design setting featuring Platinum 950, diamond shank with 3 rows of
Category

2010s American Engagement Rings

Materials

Diamond, Platinum

1 1/3 Carat Round Purplish Pink Sapphire GIA Unheated
Located in San Francisco, CA
This Round shape 1.28-carat Natural Purplish Pink color sapphire GIA certified has been hand
Category

21st Century and Contemporary Malagasy Loose Gemstones

Materials

Pink Sapphire

GIA Certified Natural Black Diamond 3 Carat Ring in 18K Black Gold Round Cut
Located in Darmstadt, DE
GIA Certified Natural Black Diamond 3 Carat Ring in 18K Black Gold Round Cut Black is Beautiful
Category

2010s German Modern Loose Gemstones

Materials

Black Diamond, Gold, 18k Gold

8 Carat Round Diamond Engagement Ring 3 Stones Pear Shaped GIA Certified G VS2
Located in New York, NY
VERA -8 CARAT ROUND CUT THREE STONE PEARD DIAMOND ENGAGEMENT RING BY MIKE NEKTA GIA CERTIFIED
Category

2010s American Engagement Rings

Materials

Diamond, White Gold, 14k Gold

GIA Certified 3 Carat Fancy Yellow Cut Diamond Studs VVS1 Clarity
By Antinori Fine Jewels
Located in Rome, IT
3 carat pair of cushion cut certified diamonds is beautifully canary yellow, 100% loop clean, and
Category

2010s Italian Modern Clip-on Earrings

Materials

Diamond, White Diamond

GIA Certified 1.06 Carat Round Diamond Halo Platinum Ring
By FERRUCCI
Located in New York, NY
GIA Certified 1.06 Round diamond, G color, IF clarity, Internally Flawless with Triple Excellent
Category

2010s American Engagement Rings

Materials

Diamond, White Diamond, Platinum

GIA Certified 2.14 Carats J VS2 Round Diamond Gold Studs
By Diamond Stars Jewelry, Inc.
Located in New York, NY
Very Unusual Studs The studs are 18K White Gold from Italy. The stones are GIA Certified and set in
Category

21st Century and Contemporary American Contemporary Stud Earrings

Materials

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

GIA Certified 3.01 Carat Round Brilliant Cut Diamond Platinum Ring 3X
By Antinori Fine Jewels
Located in Rome, IT
An exquisite investment grade 3.01 carat round brilliant cut diamond set with a micropave of round
Category

2010s Unknown Modern Engagement Rings

Materials

Diamond, White Diamond, Platinum

EXCEPTIONAL GIA Certified 3 Carat Fancy VIVID Yellow Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
this exquisite ring is a 3-carat Radiant cut diamond, a true rarity in both size and beauty. Certified
Category

2010s Unknown Contemporary Solitaire Rings

Materials

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

GIA Certified 4.09 Carat Round Diamond Platinum 950 Solitaire Ring
By FERRUCCI
Located in New York, NY
GIA Certified 4.09 carat, H color, VS1 clarity, no Fluorescence set low in a low setting style
Category

2010s American Art Deco Solitaire Rings

Materials

Diamond, Platinum

GIA Certified 2.05 Carat G I1/I2 Round Diamond Platinum Stud Earrings
By Diamond Stars Jewelry, Inc.
Located in New York, NY
Certified Stones The stones are Round Brilliant Shape. They are set in a 3 prong basket with screw backs
Category

21st Century and Contemporary American Contemporary Stud Earrings

Materials

Diamond, White Diamond, Platinum

GIA Certified 1.01 Carat VS2, E Round Solitaire Diamond Engagement Platinum Ring
Located in New York, NY
GIA Certified, 1.01 Ct VS2, E Round Brilliant Diamond Engagement Platinum Ring GIA cert
Category

2010s Engagement Rings

Materials

Diamond, Platinum

GIA Certified 3 Carat Old European Diamond Engagement Ring
Located in New York, NY
This stunning platinum engagement ring is centered with a sparkling GIA certified old European cut
Category

20th Century Engagement Rings

Materials

Diamond, Platinum

GIA Certified 3 Stone Sapphire Ring, 4.22ct Platinum 950 GIA Certified X 3
Located in Tampa, FL
9.20 x 7.88 x 6.07 mm and weighing 4.22 carat. Type II. Medium dark, strong, blue color GIA B 6/5, set
Category

2010s Malagasy Engagement Rings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

Shreve, Crump & Low GIA Certified 3.99 Carat J SI2 Round Brilliant Diamond Ring
By Shreve, Crump & Low
Located in Boston, MA
SI2 (both side stones are GIA certified) The 3.99 carat round brilliant cut is accompanied with GIA
Category

2010s American Three-Stone Rings

Materials

Diamond, Platinum

4 Carat Round Cut Diamond Engagement Ring GIA Certified D* VVS1
Located in New York, NY
CERTIFIED Center Diamond Carat Weight: 3 Carats Color : D* Clarity: VVS1 Style: ROUND BRILLIANT
Category

2010s American Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Shreve, Crump & Low GIA Certified 5.90 Carat K VS2 Round Brilliant Diamond Ring
By Shreve, Crump & Low
Located in Boston, MA
This diamond ring is offer by Shreve, Crump & Low. This 5.90 carat GIA certified K VS2 round
Category

2010s American Engagement Rings

Materials

Diamond, Platinum

Shreve, Crump & Low GIA Certified 3.23 Carat E VVS2 Round Brilliant Diamond Ring
By Shreve, Crump & Low
Located in Boston, MA
This elegant and classic diamond ring is offered by Shreve, Crump & Low. This 3.23 carat GIA
Category

2010s American Engagement Rings

Materials

Diamond, Platinum

GIA Certified 9.35 Carat Ceylon Sapphire & Diamond 3 Stone Ring
Located in Rehoboth Beach, DE
Platinum GIA Certified 9.35 Carat Ceylon Sapphire & Diamond Lady’s Three (3) Stone Ring. This Ring
Category

21st Century and Contemporary Sri Lankan Contemporary Three-Stone Rings

Materials

Diamond, Blue Sapphire, Platinum

3.01 Carat GIA Certified Diamond Platinum Ring
Located in New York, NY
This ring from the 1920s, centers a sparkling GIA certified round brilliant cut diamond that weighs
Category

Early 20th Century Art Deco Engagement Rings

Materials

Diamond, Platinum

GIA Certified 3 Stone Drop Diamond Necklace
Located in New York, NY
Stunning line up of super bright Diamonds beginning with a perfectly round brilliant cut diamond.48
Category

2010s American Pendant Necklaces

Materials

Diamond, Platinum

GIA 4.64 Carat K/VS1 Round Brilliant Diamond Platinum 3-Stone Engagement Ring
By Sebastian Bernard
Located in Los Angeles, CA
A shiny 4.64 Ct Round Brilliant K/VS1 GIA Certified center Diamond set in a fine Platinum 3 Stone
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, Platinum

Estate GIA Certified 3 Carats Yellow Diamond Geometric Drop Earrings
Located in Santa Barbara, CA
Diamond: 2 Carat Weight: 0.80 Cut: Round Brilliant Color: H Clarity: VS2-SI1 Dimensions: 15 mm L x 7 mm W
Category

1990s Contemporary Drop Earrings

Materials

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

GIA GRS Certified 3 Carat Heart Shape Vivid Red Ruby Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
Diamonds: round diamonds Ruby: 1 heart shaped Size/Dimensions: US ring size 6.5 Rest Assured in the
Category

2010s Unknown Contemporary Cocktail Rings

Materials

Diamond, White Diamond, Ruby

GIA Certified 3.60 Carat Sapphire Ring
By M&V Vanguard Jewelry
Located in New York, NY
Center stone details: Weight 3.60 carats Measurements 9.35-9.47 x 5.36mm Shape Round Transparency
Category

2010s Cocktail Rings

Materials

Sapphire, Platinum

GIA Certified 4.00 Carat Round Diamond Platinum Tacori Royal T, Made in USA
By Tacori
Located in Austin, TX
This Tacori Royal T platinum and diamond ring is iconic! It has a gorgeous round brilliant cut
Category

21st Century and Contemporary American Artisan Engagement Rings

Materials

Diamond, Platinum

3 Carat Heart Shape Diamond Engagement Ring GIA Certified F VS2
Located in New York, NY
Yaretzi 3 Carat F SI2 Heart Shape Diamond Engagement Ring in Platinum. GIA Certified. By Mike Nekta
Category

2010s American Engagement Rings

Materials

Diamond, Platinum

GIA Certified .3 Carat Natural Red Ruby Diamond Gold Victorian Engagement Ring
Located in Stamford, CT
2.19mm brilliant cut ruby SI Approx. .30ct GIA certificate # 5161739885 2 round old mine cut diamonds F
Category

Antique 1890s Engagement Rings

Materials

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

3 Carat Cushion Cut Diamond Engagement Ring GIA Certified G VS2
Located in New York, NY
Shelby 3 Carat G VS2 Cushion Cut Diamond Engagement Ring in 18k White Gold. GIA Certified. By Mike
Category

2010s American Engagement Rings

Materials

Diamond, White Gold, 18k Gold

0.71 Carat Round Diamond Solitaire 14 Karat White Gold Ring GIA Certified
Located in Sherman Oaks, CA
Amazing 14k White Gold Solitaire Engagement Ring Features 0.71 carat Prong-Set Round Brilliant
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, 14k Gold

3 Carat Cushion Cut Diamond Engagement Ring GIA Certified E VS2
Located in New York, NY
Mallory 3 Carat E VS2 Cushion Cut Diamond Engagement Ring in Platinum By Mike Nekta GIA CERTIFIED
Category

2010s American Engagement Rings

Materials

Diamond, Platinum

3 Carat Emerald Cut Diamond Engagement GIA Certified Ring F SI1
Located in New York, NY
Nekta. GIA CERTIFIED Center Diamond: Carat Weight: 2.00 Carats Color : K Clarity: SI1 Style
Category

2010s American Engagement Rings

Materials

Diamond, White Gold, 18k Gold

3 Carat Pear Shape Diamond Engagement Ring GIA Certified G IF
Located in New York, NY
. GIA CERTIFIED Center Diamond: Carat Weight: 2.20 Carats Color : G* Clarity: Internally Flawless (IF
Category

2010s American Engagement Rings

Materials

Diamond, Platinum

GIA Certified Natural Round Turquoise and Diamond Earrings
Located in New York, NY
A pair of GIA Certified Natural Round Turquoise and Diamond Earrings made in 18k White Gold. The
Category

20th Century Clip-on Earrings

Materials

Diamond, Turquoise

GIA Certified 1.09 Carat Round Diamond Engagement Ring 14 Karat in Stock
Located in Boca Raton, FL
GIA Certified 14k White Gold 1.09ctw Round Brilliant Diamond Engagement Ring Style: 14k White Gold
Category

21st Century and Contemporary American Engagement Rings

Materials

Diamond, Gold, 14k Gold, White Gold

GIA Certified 2.40 Ct E-F Color VS Clarity 3 Stones Round Cut Diamond Degradè
By Antinori Fine Jewels
Located in Rome, IT
Introducing a truly extraordinary piece, the GIA Certified Three Stones Round Cut Diamond Dégradé
Category

2010s Italian Contemporary Three-Stone Rings

Materials

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

3 Carat Oval Cut Diamond Engagement Ring GIA Certified FIP SI2
Located in New York, NY
GIA Certified Earth Mined Center Diamond: Carat Weight: 2.14 Carats Color: Fancy Intense Pink
Category

2010s American Engagement Rings

Materials

Diamond, Pink Diamond, 18k Gold, White Gold

GIA Certified 1.50 Carats F/VS1 Round Brilliant Diamond Necklace 18K Rose Gold
Located in Massafra, IT
Indulge in the radiance and allure of this stunning GIA Certified 1.50 Carat F/VS1 Round Diamond
Category

21st Century and Contemporary Italian Contemporary Chain Necklaces

Materials

Diamond, Rose Gold, 18k Gold

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Gia Certified 3 Carat Round For Sale on 1stDibs

Surely you’ll find the exact gia certified 3 carat round you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Frequently made of gold, platinum and 18k gold, this item was constructed with great care. You can easily find a 23 antique edition and 256 modern creations to choose from as well. If you’re looking for a gia certified 3 carat round 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. Finding an appealing gia certified 3 carat round — no matter the origin — is easy, but Antinori Fine Jewels, Vivid Diamonds and Peter Suchy each produced a popular version that is worth a look. A round cut version of this piece has appeal, but there are also brilliant cut and cushion cut versions for sale. Most of our gia certified 3 carat round for sale are for women, but there are 155 pieces available to browse for men.

How Much is a Gia Certified 3 Carat Round?

The price for a gia certified 3 carat round starts at $2,199 and tops out at $665,000 with these rings, on average, selling for $52,500.