GIA Jewelry & Watches
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GIA Diamond Engagement Ring 1.40ct
By GIA
Located in SYDNEY, NSW
A GIA 18ct Yellow Gold Engagement Ring as sample set with:
Centre Diamond = 1.00ct. Colour: H, Clarity: SI1. Round Brilliant cut diamond
GIA Report 6305141266 and 40 x +/-0.40ct (t...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Yellow Gold
GIA Emerald Cut Diamond Ring 1.25ct
By GIA
Located in SYDNEY, NSW
A GIA Emerald Cut Diamond Cluster Ring, four claw set in 18ct rose gold within a border of 32 round brilliant cut diamonds and with 40...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Rose Gold
GIA Diamond Engagement Ring 1.35ct
By GIA
Located in SYDNEY, NSW
A Diamond engagement Ring, made of 18ct Yellow Gold, and ring size of M, and weighing 10gm. Stamped: 750.
Set with a Single Triangle, brilliant cut ...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Yellow Gold
GIA Diamond Engagement Ring 0.62ct
By GIA
Located in SYDNEY, NSW
A GIA Diamond Engagement Solitaire Ring made of 18 carat Rose Gold.
Metal: 18ct Rose Gold
Carat: 0.62ct
Colour: F
Clarity: VS1
Cut: Round Brill...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Rose Gold
GIA Certified Emerald Cut Diamond 1.60ct F/VS1 Loose GIA XX Inscription
By GIA
Located in Rancho Santa Fe, CA
Gorgeous loose 1.60ct emerald cut diamond that is certified by GIA with a laser inscription no# 1175388529. F Color and VS1 Clarity with no fluorescence. The diamond is a double XX ...
Category
2010s American Modern GIA Jewelry & Watches
Materials
Diamond
GIA White Gold Asscher Cut Engagement Ring 1.56ct
By GIA
Located in SYDNEY, NSW
Unique features:
GIA White Gold Asscher Cut Engagement Ring 1.56ct
18ct white gold, combination machine and handmade halo style diamond....
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, White Gold
GIA Diamond Engagement Ring 0.50ct
By GIA
Located in SYDNEY, NSW
Unique features:
Cushion Modified Brilliant Cut Diamond engagement ring 0.5ct
Metal: Platinum
Carat: 0.50ct
Colour: E
Clarity: SI2
Cut: Cushion Modified Brilli...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Platinum
GIA Yellow Gold Diamond Solitaire Ring 0.80ct
By GIA
Located in SYDNEY, NSW
Unique features:
Yellow Gold Diamond Ring 0.80ct
Metal: 18ct Yellow Gold
Carat: 0.80ct
Colour: G
Clarity: SI2
Cut: N/A
Weight: N/A
Engravings/Markings: N/A
Size/Measurement: N/A
Current Condition: Excellent
Accompanied by: This GIA Yellow...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Yellow Gold
GIA Diamond Engagement Ring 2.00ct
By GIA
Located in SYDNEY, NSW
A GIA Solitaire Square Princess Cut Diamond Ring, four claw set in platinum on a 3.2mm reverse tapered band
GIA report 16315644 dated 8/10/2007:- Measurements : 7.33 x 6.99 x 4.94mm...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Platinum
GIA Certified Natural Fancy Green 1.77 Carat VS2 Radiant Cut Diamond
By GIA
Located in Tustin, CA
We are very pleased to present this stunning Large & Rare GIA Certified Natural Fancy Green 1.77ct VS2 Radiant Cut Diamond. This beautiful diamond measures in at 1.77ct and has been ...
Category
2010s Modern GIA Jewelry & Watches
Materials
Diamond
GIA Certified Natural Fancy Intense Green 3.09 Carat SI1 Cushion Cut Diamond
By GIA
Located in Tustin, CA
We are very pleased to present this stunning Large & Rare GIA Certified Natural Fancy Intense Green 3.09ct SI1 Cushion Cut Diamond. This beautiful diamond measures in at 3.09ct and h...
Category
2010s Modern GIA Jewelry & Watches
Materials
Diamond
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Previously Available Items
GIA Diamond Engagement Ring 2.00ct
By GIA
Located in SYDNEY, NSW
A GIA Solitaire Square Princess Cut Diamond Ring, four claw set in platinum on a 3.2mm reverse tapered band
GIA report 16315644 dated 8/10/2007:- Measurements : 7.33 x 6.99 x 4.94mm...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Platinum
GIA Platinum Diamond Ring 3.78ct
By GIA
Located in SYDNEY, NSW
GIA Platinum Diamond Ring 3.78ct
Platinum handmade exclusive diamond ring, 8.6 grams in weight.
The ring contains one round brilliant cut diamond, four ...
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GIA Diamond Ring 3.37ct
By GIA
Located in SYDNEY, NSW
One, hand-assembled, platinum, multistone, gem set ring. Plain, narrow, tapered band of 2.25mm in width (at base) × 2.10mm depth, with open back (drilled) shoulder settings.
Feature central four claw setting, housing one rectangular cushion cut diamond, claw set.
Surrounded by a frame having sixteen round brilliant cut diamonds to the top, and twenty round brilliant cut diamonds to the outer edge, slightly varying in size, all claw set. The setting support base being of a four claw design, secured to the centre top of the plain and polished band. Each shoulder having eleven round brilliant cut diamonds, largest slightly varying in size, also claw set.
Polished finish - stamped 'P9501 - acid tested as platinum. Finger size is M 1/4.
The ring contains:
One claw set rouguar cushion cut diamond, clarity 'Sil', colour 'G'.
Dimensions = 1.11mm(L) × 6.75mm(W) × 4.60mm(D-estimated) × 4% (Girdle Thickness)
Total Weight = 2.01ct (known weight - see NOTE below)
Fifty Eight claw set round brilliant cut diamonds, clarity 'Si', colour 'G to H' (mixed).
Dimensions = 65mm(Dia) x 1.01mm(D-estimated) × 2%(Girdle Thickness) (smallest)
Dimensions = 2.03mm(Dia) x 1.24mm(D-estimated) × 2%(Girdle Thickness) (largest)
Total Weight = 1.36ct (estimated - see NOTE below)
Total Item Weight = 7.63 grams - Total Gemstone Weight = 3.37ct - Total Metal Weight = 6.95 grams (estimated)
Metal: Platinum
Carat: 3.37ct
Colour: G
Clarity: SI1
Cut: Rectangular Cushion Cut
Weight: 7.63 grams
Engravings/Markings: Signed P9501
Size/Measurement: Ring Size M 1/4
Current Condition: Excellent
Accompanied by: This GIA Diamond RIng...
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21st Century and Contemporary GIA Jewelry & Watches
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GIA Diamond Engagement Ring 1.10Carat
By GIA
Located in SYDNEY, NSW
Unique features:
A GIA Diamond engagement ring made of 18 ct Rose Gold, set with a Single Round, brilliant cut Diamond weighing 1.10 ct, G...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Rose Gold
GIA Custom 18 Carat Engagement Ring 1.38 Carat
By GIA
Located in SYDNEY, NSW
Unique features:
Custom made solid 18ct yellow gold band and white gold Halo design diamond engagement ring.
Centre Cut-Cornered Rectangular Modified Brilliant diamond set in four ...
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21st Century and Contemporary GIA Jewelry & Watches
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GIA Solitaire Diamond Ring 1.02ct
By GIA
Located in SYDNEY, NSW
Unique features:
SOLITAIRE DIAMOND RING
The emerald-cut diamond weighing 1.02 carats, is claw-set between a pair of tapered baguette diamonds, mounted in 18ct white gold, size M.
...
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21st Century and Contemporary GIA Jewelry & Watches
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GIA Diamond Engagement & Wedding Ring Set in Platinum
By GIA
Located in SYDNEY, NSW
Unique features:
GIA Engagement & Wedding Ring Set
0.48ct Cushion Cut Diamond halo ring, engagement ring (Platinum)
Engagement Ring (Center Diamond)
Metal: Platinum
Carat: 0.48ct
Co...
Category
21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Platinum
GIA 18ct Rose Gold Diamond Ring
By GIA
Located in SYDNEY, NSW
Unique features:
GIA 18ct Rose Gold Solitaire Diamond Ring four claw set with one oval brilliant cut diamond.
Metal: 18ct Rose Gold
Carat: 1.03ct
Colour: G
Clarity: VS1
Cut: Oval Brilliant
Weight: N/A
Engravings/Markings: GIA Inscription 2156359549
Size/Measurement: 7.95 x 5.80 x 3.54 mm
Current Condition: Excellent - Consistent with age and use.
Accompanied by: This 18ct Rose Gold GIA Diamond Ring is without a branded box or pouch.
Authenticity Guaranteed: As all our items are pre-loved and may show aspects of general wear, please carefully review the description and photos, paying particular attention to any measurements as unfortunately we cannot accept change of mind returns on jewellery.
Shipping: Luxury Brand Jewellery...
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21st Century and Contemporary GIA Jewelry & Watches
Materials
Diamond, Rose Gold
18Ct GIA White Gold Diamond Tiffany Style Engagement Ring
By GIA
Located in SYDNEY, NSW
18ct White gold handmade diamond Ring
Approx 4.2 grams in weight.
The ring contains cone central round brilliant cut diamond,
Carat - 0.74 ct...
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21st Century and Contemporary GIA Jewelry & Watches
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GIA Certified Platinum and Diamond Halo Wedding Set 1.70 Carat
By GIA
Located in Tustin, CA
We are pleased to offer this GIA Certified Platinum & Diamond Halo Wedding Set 1.70ctw. This beautiful wedding set features an engagement ring set with a GIA certified & laser inscribed 0.80ct I/VS1 cushion cut diamond center stone accented by an estimated 0.25ctw round brilliant cut diamonds. It also includes a platinum wedding band set...
Category
2010s American Modern GIA Jewelry & Watches
Materials
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GIA Certified Natural Fancy Yellow 5.01 Carat SI1 Pear Cut Diamond
By GIA
Located in Tustin, CA
We are very pleased to present this stunning GIA Certified and Laser Inscribed Natural Fancy Yellow 5.01ct SI1 Pear Cut Diamond. This beautiful diamond measures in at 5.01ct and has ...
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GIA Certified Natural Fancy Pink Oval Diamond 1.11 Carat
By GIA
Located in Tustin, CA
We are pleased to offer this GIA Certified Natural Fancy Pink Oval Diamond. This beautiful stone is GIA certified as a 1.11ct I1 Natural Fancy Pink Oval Modified Brilliant cut diamon...
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Gia jewelry & watches for sale on 1stDibs.
Find a range of GIA jewelry & watches available on 1stDibs. Each of these unique items was designed with extraordinary care, often using gold. While looking for the most stylish antique or vintage GIA jewelry to pair with your ensemble, you’ll find that GIA diamond jewelry & watches, from our inventory of 12, can add a particularly distinctive touch to your look. We have 12 pieces in this collection as well as a number of other designs by this jeweler. While this collection reflects work that originated over various time periods, most of these items were designed during the 21st century and contemporary. If you’re looking for additional options, many customers also consider jewelry & watches by Verma, Blue NIle, and Alan Friedman. Prices for GIA jewelry & watches can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $2,599 and tops out at $19,995, while pieces like these, on average, can sell for $7,949.
Creators Similar to GIA
Questions About GIA Jewelry & Watches
- 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.
- 1stDibs ExpertApril 5, 2022Yes, 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, 2021In 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, 2021When 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, 2023While 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, 2022Whether 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.