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1ct Diamond Gia

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Yellow diamond engagement ring 1ct GIA certified diamond
Located in Boca Raton, FL
Clarity: I1 GIA certified diamond Natural Diamond(s): Color: F-G Cut:Pear Brilliant, Round Brilliant
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Yellow Diamond, 18k Gold

Platinum GIA French Pave Diamond Ring '1 1/2 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Platinum

Exquisite 0.70 ct 1 pc Ideal Cut Diamond – GIA Certified
Located in רמת גן, IL
Exquisite 0.70 ct 1 pc Ideal Cut Diamond – GIA Certified This 0.70-carat emerald-cut diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Beautiful 1 pc Natural Diamond with 1.81 ct - GIA Certificate
Located in רמת גן, IL
1 pcs Diamond - 1.81 ct - Cushion - F - VS2 GIA 1 Natural cushion diamond in a 1.81 carat F VS2
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Platinum GIA French Pave Diamond Ring '1 Ct. tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Platinum

Sparkling 1 Pc Diamond with 0.93 Ct Natural Diamond GIA Certificate
Located in רמת גן, IL
1 Sparkling natural round brilliant cut diamond in a 0.93 carat H IF excellent cut. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

AIG Certified 5.31 Ct Zambia Emerald GIA 1 Ct Diamond 18K Gold Ring
Located in Massafra, IT
cabochon cut of 5,31 carats and a GIA centre diamond, oval cut , of 1 ct ,color K and clarity VS2, and
Category

21st Century and Contemporary Contemporary Fashion Rings

Materials

Diamond, Emerald, 18k Gold

Rare 4.46 Ct Russian Demantoid 1 Ct Diamond Earrings AGL and GIA Certified
Located in Chicago, IL
” inclusions. The demantoids are accented by two bright white diamonds (0.50 ct each, G color, SI1 clarity
Category

2010s Contemporary Dangle Earrings

Materials

Diamond, Garnet, 14k Gold

GIA ct 1 of diamond and ct 2, 50 of Ceylon sapphire on ring
Located in Massafra, IT
Magnificent design in 18k with Ceylon sapphire blu ct 2,05 and diamonds cushion cut ct 1 J/VS1 GIA
Category

21st Century and Contemporary Contemporary Cocktail Rings

Materials

Diamond, Sapphire

Platinum GIA French Pave Diamond Ring '1/2 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Platinum

Platinum GIA French Pave Diamond Ring '1/3 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Platinum

GIA Certified 11 Ct Pear Cut COLOMBIAN Emerald & 1 Ct Each Diamond Drop Earrings
Located in New York, NY
GIA Certified 11 Ct Colombian Pear Emerald Diamond with GIA certified 1 ct each solitaire diamond
Category

2010s Dangle Earrings

Materials

Diamond, Emerald, White Gold, 14k Gold

14k Yellow Gold GIA French Pave Diamond Ring '1 1/2 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Yellow Gold

18k Yellow Gold GIA French Pave Diamond Ring '1 1/2 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Yellow Gold

14k Rose Gold GIA French Pave Diamond Ring '1 1/2 Ct. tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Rose Gold

14k White Gold GIA French Pave Diamond Ring '1 1/2 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, White Gold

18K White Gold GIA French Pave Diamond Ring '1 1/2 Ct. tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, White Gold

18k Rose Gold GIA French Pave Diamond Ring '1 1/2 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Rose Gold

1 Pcs Natural Diamond, 0.50 Ct, Round, F, SI1, GIA Certificate
Located in רמת גן, IL
Natural round diamond with a 0.50 carat F SI1 graded by GIA Laboratory with a beautiful cut and
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.29 ct - Round - F - SI2- GIA Certificate
Located in רמת גן, IL
Natural round brilliant diamond in a 0.29 carat F SI2 graded by GIA Laboratory with Excellent cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pcs Natural Diamond, 1.31 Ct, Round, F, VVS2, GIA Certificate
Located in רמת גן, IL
Natural round brilliant diamond in a 1.31 carat F VVS2 graded by GIA Laboratory with beautiful cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.41 ct - Round - I - SI2- GIA Certificate
Located in רמת גן, IL
Natural round brilliant diamond in a 0.41 carat I SI2 graded by GIA Laboratory with Excellent cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.06 Ct, Round, E, Vvs1, Gia Certificate
Located in רמת גן, IL
Natural round brilliant diamond in a 1.06 carat E VVS1 graded by GIA Laboratory with Excellent cut
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.00 Ct, Round, F, VS1, GIA Certificate
Located in רמת גן, IL
Ideal and natural round brilliant diamond in a 1.00 carat F VS1 graded by GIA Laboratory with
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 0.42 Ct, Cushion, E, VS1, GIA Certificate
Located in רמת גן, IL
Natural and Ideal cut Cushion diamond in a 0.42 carat E VS1 grading . This diamond comes with GIA
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 0.29 Ct, Round, H, VVS2, GIA Certificate
Located in רמת גן, IL
Natural Round Brilliant diamond in a 0.29 carat H VVS2 with Beautiful cut and shine. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.71 ct - Cushion - J - VS1- GIA Certificate
Located in רמת גן, IL
shine. This diamond comes with an GIA Certificate and laser inscription number. SKU: T200-9A GIA
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.00 Ct, Round, G, VS1, GIA Certificate
Located in רמת גן, IL
Natural Round Brilliant diamond in a 1.00 carat G VS1 with Beautiful cut and shine. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.50 ct - Radiant - I - VS1- GIA Certificate
Located in רמת גן, IL
shine. This diamond comes with an GIA Certificate sealed in a security Blister and laser inscription
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 1.70 Ct, Cushion, J, VS2, GIA Certificate
Located in רמת גן, IL
Natural diamond in a 1.70 carat J VS2 Ideal cut Cushion with GIA Certificate and laser inscription
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamonds, 0.80 Ct, Cushion, H, SI2, GIA Certificate
Located in רמת גן, IL
Natural diamond in a 0.80 carat H SI2 Ideal cut Cushion with GIA Certificate and laser inscription
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 0.52 Ct, Round, E, VS2, GIA Certificate
Located in רמת גן, IL
Natural diamond in a 0.52 carat E VS2 Ideal cut Round with GIA Certificate and laser inscription
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.81 ct - Princess - E - VS1- GIA Certificate
Located in רמת גן, IL
Natural princess cut diamond with full of shine and sparkles with a 0.81 carat E VS1 Grading with
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 Pc Natural Diamond, 0.75 Ct, Cushion, J, SI1, GIA Certificate
Located in רמת גן, IL
A natural diamond in 0.75 carat J SI1 Cushion Shaped with maximum shine and sparkles, sealed in a
Category

2010s Israeli Loose Gemstones

Materials

Diamond

1 pc Natural Diamond - 0.50 ct - Oval - I - VS1- GIA Certificate
Located in רמת גן, IL
A natural diamond in 0.50 carat I VS1 Oval Cut with maximum shine and sparkles, sealed in a
Category

2010s Israeli Loose Gemstones

Materials

Diamond

GIA Certified 1ct Fancy Intense Yellow Diamond Halo Engagement Ring
Located in Chelmsford, GB
On offer for sale is an exquisite GIA certified 1ct fancy intense yellow diamond halo engagement
Category

21st Century and Contemporary Engagement Rings

Materials

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

Exquisite 1 pc Ideal Cut Natural Diamond w/0.51 ct - GIA Certified
Located in רמת גן, IL
Exquisite 1 pc Ideal Cut Natural Diamond w/0.51 ct - GIA Certified This remarkable 0.51 ct pear
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Exquisite 1 pc Ideal Cut Natural Diamond w/0.51 ct - GIA Certified
Located in רמת גן, IL
Exquisite 1 pc Ideal Cut Natural Diamond w/0.51 ct - GIA Certified This remarkable 0.51 ct pear
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 pc Ideal Cut Natural Diamond w/1.24 ct - GIA Certified
Located in רמת גן, IL
Sparkling 1 pc Ideal Cut Natural Diamond w/1.24 ct - GIA Certified This sparkling 1.24 carat
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Brilliant 1 pc Ideal Cut Natural Diamond w/1.22 ct - GIA Certified
Located in רמת גן, IL
Brilliant 1 pc Ideal Cut Natural Diamond w/1.22 ct - GIA Certified This brilliant 1.22 carat
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Exquisite 1 pc Ideal Cut Round Diamond w/0.57 ct - GIA Certified
Located in רמת גן, IL
Exquisite 1 pc Ideal Cut Round Diamond w/0.57 ct - GIA Certified Introducing this finely crafted
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Bright 1 pc Ideal Cut Natural Diamond w/2.01 ct - GIA Certified
Located in רמת גן, IL
Bright 1 pc Ideal Cut Natural Diamond w/2.01 ct - GIA Certified This captivating 2.01 carat
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Splendid 1 pc Ideal Cut Natural Diamonds w/1.02 ct - GIA Certified
Located in רמת גן, IL
Splendid 1 pc Ideal Cut Natural Diamonds w/1.02 ct - GIA Certified This splendid 1.02 carat round
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Timeless 1 pc Ideal Cut Natural Diamond w/3.01 ct - GIA Certified
Located in רמת גן, IL
Timeless 1 pc Ideal Cut Natural Diamond w/3.01 ct - GIA Certified This exceptional 3.01 carat pear
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Bright 1 pc Ideal Cut Natural Diamond w/0.61 ct - GIA Certified
Located in רמת גן, IL
Bright 1 pc Ideal Cut Natural Diamond w/0.61 ct - GIA Certified Discover the pure elegance and
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 pc Natural Diamond with 1.63 ct J VS1 - GIA Certificate
Located in רמת גן, IL
1 pcs Diamond - 1.63 ct - Round - J - VS1 GIA 1 Sparkling natural cut round brilliant diamond in a
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Sparkling 1 Pc Natural Diamond with 1.03 Ct G VS1, GIA Certificate
Located in רמת גן, IL
1 pcs Diamond - 1.03 ct - Oval - G - VS1 GIA 1 Sparkling natural oval cut diamond in a 1.03 carat G
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1 pc Ideal Cut Natural Diamond w/1.00 ct - GIA Certified
Located in רמת גן, IL
Dazzling 1 pc Ideal Cut Natural Diamond w/1.00 ct - GIA Certified This dazzling 1.00 carat oval
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Dazzling 1 pc Natural Diamond with 1.07 ct H VS2, GIA Certificate
Located in רמת גן, IL
1 pcs Diamond - 1.07 ct - Round - H - VS2 GIA Natural diamond in a 1.07 carat H VS2 Ideal cut Round
Category

2010s Israeli Loose Gemstones

Materials

Diamond

Platinum Petite GIA French Pave Diamond Ring '1/5 Ct. Tw'
Located in San Francisco, CA
round brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Platinum

Platinum Mini GIA French Pave Diamond Ring '1/4 Ct. tw'
Located in San Francisco, CA
matched round brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Platinum

14k Rose Gold GIA French Pave Diamond Ring '1 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Rose Gold

18k White Gold GIA French Pave Diamond Ring '1 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, White Gold

18k Rose Gold GIA French Pave Diamond Ring '1 Ct. tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Rose Gold

14k Yellow Gold GIA French Pave Diamond Ring '1 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Yellow Gold

14k White Gold GIA French Pave Diamond Ring '1 Ct. Tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, White Gold

18K Yellow Gold GIA French Pave Diamond Ring '1 Ct. tw'
Located in San Francisco, CA
brilliant diamonds throughout 75% of the shank. Experience the Difference! Product details: Center
Category

21st Century and Contemporary American Band Rings

Materials

Diamond, Yellow Gold

Dazzling 1 pc Natural Diamond with 1.01 ct H VVS2 - GIA Certificate
Located in רמת גן, IL
1 Natural Round Brilliant diamond in a 1.01 carat H VVS2 very good cut. This diamond comes with a
Category

2010s Israeli Loose Gemstones

Materials

Diamond

NO RESERVE! GIA certified ct 1, 02 of fancy yellow brownish diamond
Located in Massafra, IT
Exclusive GIA certified diamond ct 1,02 fancy yellow brownish even , VS1. Complete with GIA report.
Category

21st Century and Contemporary More Jewelry

Materials

Diamond

Dazzling 1 Pc Natural Diamond 0.55 Ct Heart D VVS2, GIA Certificate
Located in רמת גן, IL
1 sparkling natural heart shape cut diamond in a 0.55 carat D VVS2 with excellent cut. This diamond
Category

2010s Israeli Loose Gemstones

Materials

Diamond

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1ct Diamond Gia For Sale on 1stDibs

On 1stDibs, you can find the most appropriate 1ct diamond gia for your needs in our varied inventory. Every item for sale was constructed with extraordinary care, often using gold, 18k gold and platinum. You can easily find a 2918 antique edition and 6902 modern creations to choose from as well. You’re likely to find the perfect 1ct diamond gia among the distinctive items we have available, which includes versions made as long ago as the 18th Century as well as those produced as recently as the 21st Century. There have been many well-made iterations of the classic 1ct diamond gia over the years, but those made by Mark Broumand, Alexander Beverly Hills and Single Stone are often thought to be among the most beautiful. See these pages for a round cut iteration of this accessory, while there are also oval cut cut and cushion cut cut versions available here, too. If you’re browsing our inventory for a 1ct diamond gia, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.

How Much is a 1ct Diamond Gia?

The price for a 1ct diamond gia starts at $1 and tops out at $6,020,000 with these rings, on average, selling for $13,355.
Questions About 1ct Diamond Gia
  • 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.
  • 1stDibs ExpertFebruary 22, 2021
    Depending on the quality, age, and designer, a 1-carat diamond can cost between $1,300 and $16,500.
  • 1stDibs ExpertApril 5, 2022
    The term 1-carat diamond earrings means a pair of earrings set with diamond gemstones that have a total weight of 200 milligrams. Depending on the design, each earring may hold one diamond or several smaller gems. You'll find a variety of diamond gemstone earrings on 1stDibs.
  • 1stDibs ExpertOctober 5, 2021
    What a 1-carat black diamond is worth varies according to the cut, type (natural/treated) and the demand and supply. Both natural and treated black diamonds increase in value as demand increases. It ranges from $100 to $3,000 per carat. On 1stDibs, you can find a variety of unique and designer black diamond jewelry & watches from different periods to choose from.
  • 1stDibs ExpertSeptember 28, 2021
    A 1-carat pink diamond’s worth depends on the color intensity and carat. High-quality pinks are the most expensive natural diamond color today. The price can vary from $10,000 to $70,000 per carat for an intense pink. On 1stDibs, you will find a variety of pink diamond jewelry from different periods.
  • 1stDibs ExpertNovember 8, 2023
    The term 1 CTTW diamond earrings means a pair of diamond earrings with a total carat weight of 1 carat. Carats are the unit of measurement for gemstones and equals around 200 milligrams. Each earring in a set has an individual carat weight, and the two weights added together give you the total carat weight. So, a pair with a total carat weight of 1 would usually consist of two 0.5 carat earrings. Explore a large selection of diamond earrings on 1stDibs.
  • 1stDibs ExpertOctober 19, 2021
    The average cost of a pair of diamond stud earrings with a total carat weight of 1-carat is $2,495. Depending on the clarity, cut and color of the diamond, the price and other details may vary. On 1sDibs, shop for antique and vintage diamond earrings.
  • 1stDibs ExpertFebruary 22, 2021
    The average cost of a pair of 1-carat diamond earrings is around $2,500. However, that price can change depending on the quality of the diamonds and the brand.
  • 1stDibs ExpertSeptember 28, 2021
    Like with most diamond products, the price of a 1-carat princess cut diamond can range dramatically. On 1stDibs, find 1-carat princess cut diamond rings, earrings, necklaces and bracelets starting at $999 to $16,500.
  • 1stDibs ExpertApril 5, 2022
    The difference between Type I and Type II diamonds is their composition. Type I diamonds contain nitrogen-based impurities, while Type II diamonds do not feature these types of impurities. You'll find a large collection of diamond gemstone jewelry on 1stDibs.