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1 Carat Round Diamond

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GIA Certified 1 Carat Round Diamond with Shoulder Diamonds Platinum Ring.
Located in London, GB
GIA Certified 1 Carat Round Diamond and shoulder Diamond Platinum Ring. This alluring ring
Category

21st Century and Contemporary Contemporary Wedding Rings

Materials

Diamond, Platinum

1 Carat Round Diamond Rose Gold Diamond Studs
By Antinori Fine Jewels
Located in Rome, IT
Rose Gold Round Halo Stud Earrings with 1.16 ct total weight in Diamonds. The Earrings contain
Category

2010s Unknown Modern Clip-on Earrings

Materials

Diamond, White Diamond, Rose Gold, Gold, 14k Gold

Vintage Yellow Gold 1 Carat Round Diamond Stud Earrings
Located in Santa Barbara, CA
A pair of vintage diamond stud earrings. Totaling 1 carat, the round diamonds glisten a highly
Category

Vintage 1980s Contemporary Stud Earrings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

Natural 1 Carat Round Diamond Half Tennis Half Bangle Bracelet
Located in Miami, FL
features natural diamonds, with a weight of approximately 1 carat. There are 19 individual round brilliant
Category

21st Century and Contemporary Contemporary Bangles

Materials

Diamond, Gold, 14k Gold, White Gold

1 Carat Round Diamond Small Cross Pendant Necklace Platinum in Stock
Located in Boca Raton, FL
Platinum: 1ctw Round Diamond Small Cross Pendant Necklace Material: 18k White Gold Diamond Details
Category

21st Century and Contemporary Unknown Pendant Necklaces

Materials

Diamond, White Diamond, Platinum

1 Carat Round Diamond Floral Vintage Engagement Rings Set "Lily Flower"
Located in Hertsliya, IL
design by Silly Shiny Diamonds. Details: * Center stone shape: Round. * Center stone type: Natural
Category

2010s Israeli Victorian Engagement Rings

Materials

Diamond, 14k Gold

TJD 1 Carat Round Diamond 14K Yellow Gold Multi Frame Cluster Diamond Bracelet
By TJD
Located in New York, NY
diamond in prong and bezel setting. The total diamond weight is 1.00 carat and dazzles in H-I color I2
Category

21st Century and Contemporary More Bracelets

Materials

Diamond, Yellow Gold

TJD 1 Carat Round Diamond 14K Yellow Gold Pear Shaped Cluster Diamond Bracelet
By TJD
Located in New York, NY
and bezel setting. The total diamond weight is 1.00 carat and shines in H-I color I2 clarity
Category

21st Century and Contemporary More Bracelets

Materials

Diamond, Yellow Gold

TJD 1 Carat Round Diamond 14 Karat Two Toned Gold Interlinked Dangling Earrings
By TJD
Located in New York, NY
total diamond weight is 1.00 carat and dazzles in H-I color I2 clarity. Made by our skillful craftsmen
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, Gold

TJD 1 Carat Round Diamond 14 Karat Yellow Gold Marquise Drop Designer Earrings
By TJD
Located in New York, NY
color I2 clarity. Captivates with 1.00 carat round brilliant diamonds and secures comfortably in post
Category

21st Century and Contemporary Drop Earrings

Materials

Diamond, Yellow Gold

1 Carat Round Diamond by Yard Necklace Set in 14 Karat Yellow Gold
By Simon Ardem
Located in New York, NY
Round cut diamond necklace with 5 bezel set round diamonds set in 14K Yellow gold. Round Brilliant
Category

2010s American Chain Necklaces

Materials

Diamond, Yellow Gold

TJD 1 Carat Round Diamond 14Karat White Gold Double Row Anniversary Wedding Band
By TJD
Located in New York, NY
prong set with 26 round diamonds. The total weight of diamonds 1.00 carat, H-I Color and I2 Clarity
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, White Gold

TJD 1 Carat Round Diamond 14 Karat White Gold Rectangle Box Stud Earrings
By TJD
Located in New York, NY
top post settings that secure comfortably with post and backs. The total diamond weight is 1.00 carat
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, White Gold

TJD 1 Carat Round Diamond 14K Yellow Gold Wavy Shaped Anniversary Wedding Band
By TJD
Located in New York, NY
This ring dazzles with a 105 round-cut diamond set in pave and prong setting. We only use 100
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Yellow Gold

Delicate 1 Carat Round Diamond Engagement Ring with Hidden Halo in 14k Yellow
By Hannah Florman
Located in Boston, MA
GIA certified 1 carat round briliant diamond engagement ring with J color and SI1 clarity (**this
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

Diamond, 14k Gold

TJD 1 Carat Round Diamond 14K Rose Gold Inside-Out Diamond Hoop Huggie Earrings
By TJD
Located in New York, NY
earrings are crafted in 14 karat rose gold and features 320 round diamond set in micro-prong setting. These
Category

21st Century and Contemporary Hoop Earrings

Materials

Diamond, Rose Gold

TJD 1 Carat Round Diamond 14 Karat Rose Gold Designer Multi Frame Drop Bracelet
By TJD
Located in New York, NY
. Crafted in cool 14 Karat rose gold and embellished with 174 round natural diamond in prong setting. The
Category

21st Century and Contemporary More Bracelets

Materials

Diamond, Rose Gold

TJD 1 Carat Round Diamond 14K Rose Gold Front-Back Pear Shaped Floral Earrings
By TJD
Located in New York, NY
studded with 98 round natural diamond set in prong setting, shines with H-I color I2 clarity. A brilliant
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, Rose Gold

TJD 1 Carat Round Diamond 14 Karat Gold Multi Row Anniversay Wedding Band Ring
By TJD
Located in New York, NY
this 14 Karat Yellow Gold. This ring features 1.00 Carat of 109 Round White Diamonds set in channel and
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Yellow Gold

TJD 1 Carat Round Diamond 14 Karat Yellow Gold Multi Row Corssover Wedding Band
By TJD
Located in New York, NY
14 karat yellow gold and studded with 87 round diamond set in prong and micro prong setting and
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Yellow Gold

TJD 1 Carat Round Diamond 14 Karat White Gold Open Twisted Circle Stud Earrings
By TJD
Located in New York, NY
karat white gold and features 108 round diamond set in Prong setting, it shines brightly in H-I color I2
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, White Gold

TJD 1 Carat Round Diamond 14 Karat Yellow Gold Graduated Multi-Row Wedding Band
By TJD
Located in New York, NY
With one look of this Beautiful Round Diamond Multi row Engagement Ring crafted in 14 kt yellow
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Yellow Gold

TJD 1 Carat Round Diamond Cut 14 Karat White Gold Wedding Anniversary Band Ring
By TJD
Located in New York, NY
This Double-row Band Ring is expertly crafted in 14 Karat White Gold and features 45 Round cut
Category

2010s Indian Modern Band Rings

Materials

Diamond, White Gold, 14k Gold

TJD 1 Carat Round Diamond 14 Karat Yellow Gold Crossover Wide Wedding Band Ring
By TJD
Located in New York, NY
Unique design crisscross diamond ring is studded with 137 natural brilliant diamond beautifully set
Category

21st Century and Contemporary Wedding Rings

Materials

Diamond, Yellow Gold

Retro Gold Necklace Natural 1 Carat Round Diamond and Pearl Gem Stone circa 1970
Located in Los Angeles, CA
A stunning 14k white gold, diamond and pearl vintage necklace. The 14 Natural Diamonds range from G
Category

Vintage 1970s Unknown Retro Pendant Necklaces

Materials

Diamond, Pearl, Gold, 14k Gold

TJD 1 Carat Round Diamond 14 Karat White Gold Multi Row Corssover Wedding Band
By TJD
Located in New York, NY
14 karat White gold and studded with 124 round and 104 Baguette cut diamond set in micro prong
Category

21st Century and Contemporary Band Rings

Materials

Diamond, White Gold

TJD 1 Carat Round Diamond 18 Kt White Gold 7 Stone Classic Cluster Stud Earrings
By TJD
Located in New York, NY
Diamond cluster stud earrings have 1.00 Carats of Round Brilliant set in prong setting, H-I color SI1-2
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, White Gold

TJD 1 Carat Round Diamond 18 Karat Yellow Gold 2-Row Channel Set Engagement Ring
By TJD
Located in New York, NY
18 Karat Yellow Gold and features 45 Round Brilliant-cut White diamonds set in prong and channel
Category

21st Century and Contemporary Engagement Rings

Materials

Diamond, Yellow Gold

GIA Certified 1.0 Carat Round Brilliant Diamond Ring in Platinum
Located in London, GB
gorgeous 1 Carat Round Diamond at its centre, held in a claw setting on a Diamond encrusted Platinum band
Category

21st Century and Contemporary Contemporary Wedding Rings

Materials

Diamond, Platinum

Diamond Cluster Round 1 Carat Pendant 18 Karat White Gold Daisy Flower Necklace
By Hasbani Diamonds
Located in London, GB
This Beautiful 1.00 Carat Flower design Cluster Diamond pendant features 7 round brilliant cut
Category

2010s British Modern Pendant Necklaces

Materials

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

1 Carat Round Brilliant Cut Diamond 18 Karat White Gold Classic Cross Pendant
By Hasbani Diamonds
Located in London, GB
round brilliant cut diamonds color G and clarity SI. British hallmarked and will be shipped from London
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Rose Gold, White Gold, Yellow Gold, Platinum

Round Diamond 1 Carat Band Ring
By Antinori Fine Jewels
Located in Rome, IT
1 carat of bright white and eye clean diamonds - Diamonds are excellent cut for fantastic sparkle
Category

2010s Italian Modern Engagement Rings

Materials

Emerald, White Diamond, Diamond, Yellow Gold, 14k Gold

Diamond 1 Carat Round Cut 18 Karat White Gold Drop Infinity Dangle Stud Earrings
By Hasbani Diamonds
Located in London, GB
modern infinity style drops set in 18 karat white gold. Hand finished with an impressive 1 carat diamond
Category

2010s British Modern Drop Earrings

Materials

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

1 Carat Round Brilliant Diamond Eternity Band
By MOGULDIAM INC
Located in New York, NY
Beautifully handmade 1 carat round brilliant diamond eternity band in white gold. The details are
Category

2010s American Contemporary Band Rings

Materials

Diamond, 18k Gold

3.11 Carat Millennium Round Cut Round Citrine and Diamond Gold Ring
By Diamond Stars Jewelry, Inc.
Located in New York, NY
Stunning Citrine Ring The ring is 14K White Gold There are 0.27 Carats In Diamonds H/I I1 The Round
Category

21st Century and Contemporary Hong Kong Contemporary Cocktail Rings

Materials

Citrine, Diamond, White Diamond, Gold, 14k Gold, White Gold

GIA Certified 1 Carat Round Brilliant Cut Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
White Gold Round Brilliant Cut Diamond Engagement Ring. The ring weighs 1.9 grams, size 5.5, the
Category

2010s Italian Modern Engagement Rings

Materials

Diamond

The Leo Diamond 1 Carat Princess Brilliant Cut Diamond Platinum Ring
By The Leo Diamond
Located in Rome, IT
weighing 1 ct, I in color, and VS2 in clarity. The center diamond has GOOD polish, GOOD symmetry and NO
Category

2010s American Modern Engagement Rings

Materials

Diamond, White Diamond, Platinum

1 Carat Round Brilliant Cut Diamond Halo Crossover Ring
Located in Rome, IT
Presenting the Exquisite 1 ct Total Weight Round Brilliant Cut Diamond Halo Crossover Engagement
Category

2010s American Engagement Rings

Materials

Diamond, White Diamond, 14k Gold, Yellow Gold

Tahitian Pearl Black Diamond Bangle Bracelet 1 Carat 18K White Gold
By Harbor Diamonds
Located in New York, NY
black Diamonds weighing 1.00 carat. Pearl Quality: AA Luster: AAA, Excellent Nacre: Very Thick
Category

21st Century and Contemporary American Contemporary Bangles

Materials

Black Diamond, Pearl, 18k Gold, White Gold

14k White Gold 1 1/2 Carat Round Diamond Set Link Bracelet
Located in New York, NY
features 360 natural round-cut diamonds with an impressive 1.5 cttw weight that dazzle with their I-J color
Category

21st Century and Contemporary Indian Modern Link Bracelets

Materials

Diamond, White Diamond, 14k Gold, White Gold

14k White Gold 1 1/2 Carat Round Diamond Set Link Bracelet
14k White Gold 1 1/2 Carat Round Diamond Set Link Bracelet
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H 0.14 in W 0.28 in L 7.21 in
Dazzling 1 Carat Round Brilliant Diamond Ring with 0.25 Carat Side Diamonds
Located in רמת גן, IL
Dazzling 1 Carat Round Brilliant Diamond Ring with 0.25 Carat Side Diamonds in 18K White Gold (IGI
Category

2010s Israeli Solitaire Rings

Materials

Diamond, White Gold

1.25 Carat Graduated Round Diamonds Dangle Drop Necklace in 14W Gold ref2101
By Diamond Town
Located in New York, NY
bezel set diamonds decorate the chain, bringing the total diamond weight to 1.25 carats. At DiamondTown
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 14k Gold, White Gold

.925 Sterling Silver 1/4 Carat Round Diamond Pendant Necklace
Located in New York, NY
has a total diamond weight of 1/4 carats. "Video Available Upon Request" Product Features: Diamond
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver

.925 Sterling Silver 1/4 Carat Round Diamond Pendant Necklace
.925 Sterling Silver 1/4 Carat Round Diamond Pendant Necklace
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H 0.12 in W 0.24 in L 0.67 in
Vintage Large Double Floral Diamond Brooch 1 Carat 18 Karat Gold 46.7 Grams
By Harbor Diamonds
Located in New York, NY
One large brooch featuring two florals with round brilliants weighing approximately 1.25 Carats in
Category

Vintage 1960s Contemporary Brooches

Materials

Diamond, Gold, 18k Gold

Bezel Set Solitaire Round Diamond Necklace 1 Carat
Located in Miami, FL
Beautiful 1ct Round diamond solitaire pendant attached on a white gold chain . suitable for any
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

Silver 1 1/4 Carat Round Diamond Openwork Ribbon Weave Heart Pendant Necklace
Located in New York, NY
detail that is embellished with prong-set round diamonds. The enchanting sparkle is captured from sixty
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, White Diamond, Sterling Silver, Silver

Diamond Pendant Necklace, Round Brilliant Diamond .20 Carat or 1/5 th Carat
By Five Star Jewelry
Located in Austin, TX
large that it will be the first thing that you notice. The 1/5th carat round brilliant cut diamond is
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Gold, 14k Gold, White Gold

EGL 1 Carat Round Brilliant Cut Diamond Engagement Platinum Ring
By Antinori Fine Jewels
Located in Rome, IT
classic diamond ring has a time tested design and features a very high quality 1 carat diamond
Category

2010s Italian Art Deco Engagement Rings

Materials

Diamond, White Diamond, Platinum

18 Karat Yellow Gold Round Halo Diamond Earrings '1 Carat'
Located in San Francisco, CA
These delicate earrings feature two round shaped diamonds that are approximately 0.70-carat total
Category

21st Century and Contemporary American More Earrings

Materials

Diamond, Yellow Gold

14 Karat Yellow Gold Round Halo Diamond Earrings '1 Carat'
Located in San Francisco, CA
These delicate earrings feature two round shaped diamonds that are approximately 0.70-carat total
Category

21st Century and Contemporary American More Earrings

Materials

Diamond, Yellow Gold

18 Karat White Gold Round Halo Diamond Earrings '1 Carat'
Located in San Francisco, CA
These delicate earrings feature two round shaped diamonds that are approximately 0.70-carat total
Category

21st Century and Contemporary American More Earrings

Materials

Diamond, White Gold

14 Karat White Gold Round Halo Diamond Earrings '1 Carat'
Located in San Francisco, CA
These delicate earrings feature two round shaped diamonds that are approximately 0.70-carat total
Category

21st Century and Contemporary American More Earrings

Materials

Diamond, White Gold

14K White Gold 1 1/2 Carat Round and Baguette-Cut Diamond Earrings
Located in New York, NY
rounded piece is filled with pave and channel set baguette and round cut diamonds. Alternating rows of
Category

21st Century and Contemporary Indian Contemporary Hoop Earrings

Materials

Diamond, White Diamond, 14k Gold, White Gold

14K Two Toned 1/2 Carat Round-Cut Diamond Earrings
Located in New York, NY
three hearts in each of the earrings, which is embellished with shimmering round-cut diamonds
Category

21st Century and Contemporary Indian Contemporary Dangle Earrings

Materials

Diamond, White Diamond, Gold, 14k Gold

14K Two Toned 1/2 Carat Round-Cut Diamond Earrings
14K Two Toned 1/2 Carat Round-Cut Diamond Earrings
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H 0.83 in W 0.6 in L 0.83 in
14K White Gold 1 1/5 Carat Round Diamond Flower Blossom Link Bracelet
Located in New York, NY
in a flower blossom silhouette, with diamonds that total 1 1/5 cttw that are of an approximate H-I
Category

21st Century and Contemporary Indian Modern Link Bracelets

Materials

Diamond, White Diamond, 14k Gold, White Gold

Vintage Diamond 'Ribbon' Motif Bow Brooch 18 Karat Yellow Gold 1 Carat 11 Grams
By Harbor Diamonds
Located in New York, NY
One Vintage 'Ribbon' motif brooch containing 16 round brilliants weighing approximately 1 Carat in
Category

Vintage 1960s Retro Brooches

Materials

Diamond, 18k Gold, Yellow Gold

.925 Sterling Silver 1 1/2 Carat Round Diamond 3 Row Heart Link Bracelet
Located in New York, NY
This lovely sterling silver bracelet features 1 1/2 carats of beautiful, natural diamonds. The
Category

21st Century and Contemporary Indian Contemporary Link Bracelets

Materials

Diamond, White Diamond, Sterling Silver

Martini Diamond Studs, 14K Solid Gold, 1 Carat tw, Round Brilliant Diamonds
Located in New York, NY
: 1.2 - 2 grams Total Diamond Weight: 1 ct Average Diamond Clarity: SI or higher Average Diamond Colour
Category

2010s American Modern Stud Earrings

Materials

Diamond, Gold

AGL Certified 0.89 Carat Round Ruby Diamond Gold Pave Ring
By Diamond Stars Jewelry, Inc.
Located in New York, NY
Carats The Ruby is AGL Certified Heated There are 0.81 Carats in Diamonds F/G VS/SI The ring is a size
Category

21st Century and Contemporary American Contemporary Engagement Rings

Materials

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

14K Yellow Gold 1/3 Carat Round Diamond Pendant Necklace
Located in New York, NY
. Crafted in high-quality 14k yellow gold, the pendant is pave set with lustrous round diamonds. Ships with
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 14k Gold, Yellow Gold

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1 Carat Round Diamond For Sale on 1stDibs

On 1stDibs, you can find the most appropriate 1 carat round diamond for your needs in our varied inventory. Each design created in this style — which was crafted with great care and often made from Gold, White Gold and 18k Gold — can elevate any look. In our selection of items, you can find a vintage example as well as a contemporary version. Making the right choice when shopping for a 1 carat round diamond may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 18th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. For this particular piece, .5 Carat and 1 Carat are consistently popular carat weights. A 1 carat round diamond from LB Exclusive, TJD and Tiffany & Co. — each of whom created a beautiful version of this treasured accessory — is worth considering. Today, if you’re looking for a round cut version of this piece and are unable to find the perfect match, our selection also includes baguette cut and oval cut alternatives. Most of our 1 carat round diamond for sale are for women, but there are 9077 pieces available to browse for men.

How Much is a 1 Carat Round Diamond?

The price for a 1 carat round diamond starts at $71 and tops out at $4,900,000 with these rings, on average, selling for $3,299.
Questions About 1 Carat Round Diamond
  • 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 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 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.