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One Carat Round Solitaire

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0.37 Carat Round Diamond Solitaire Ring in White Gold with Accents
Located in Sherman Oaks, CA
. Condition is good. Identified with markings of "18K AWAD" Size 6.5 Containing: One prong set round
Category

Early 2000s American Modern Solitaire Rings

Materials

Diamond, 18k Gold

1 Carat Round Solitaire Diamond Ring in 18k Solid Gold
Located in New Delhi, DL
This is a ring made of 18k solid gold, featuring a 1-carat round solitaire diamond in the center
Category

21st Century and Contemporary Indian Art Deco Solitaire Rings

Materials

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

Vintage Circa 1960s Round Brilliant Diamond Solitaire Ring 18 Carat Yellow Gold
Located in Hamilton, AU
Details The round brilliant cut diamond is estimated to weigh 0.16 carats with F colour and VS clarity
Category

20th Century Unknown Modern Solitaire Rings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Vintage Circa 1970s Round Amethyst Solitaire Cocktail Ring 14 Carat Yellow Gold
Located in Hamilton, AU
faceted round bright purple amethyst is estimated to weigh 15 carats and measures 16.58x16.58x11.2
Category

20th Century Unknown Modern Solitaire Rings

Materials

Amethyst, Gold, Yellow Gold, 14k Gold

0.25 Carat Halo Solitaire Contemporary Diamond Ring
Located in Florence, IT
This 0.25 Carat halo solitaire contemporary diamond ring, is from the Jennifer Collection and is
Category

21st Century and Contemporary Italian Contemporary Solitaire Rings

Materials

Diamond, White Gold, 18k Gold

0.55 Carat Halo Solitaire Contemporary Diamond Ring
Located in Florence, IT
This 0.55 Carat halo solitaire diamond ring is from the Jennifer Collection and 100% made in Italy
Category

21st Century and Contemporary Italian Contemporary Solitaire Rings

Materials

Diamond, 18k Gold, White Gold

Tiffany & Co. Diamond Solitaire Platinum Engagement Ring .46ct VS1 Round
By Tiffany & Co.
Located in Overland Park, KS
Listed is a like new Tiffany & Co. platinum diamond solitaire engagement ring complete with boxes
Category

21st Century and Contemporary Solitaire Rings

Materials

Diamond, Platinum

1 Carat Round Solitaire Diamond Ring with Illusion Setting in 18k Solid Gold
Located in New Delhi, DL
This is a stunning 1-carat round solitaire diamond ring with an illusion setting surrounded by
Category

21st Century and Contemporary Indian Art Deco Solitaire Rings

Materials

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

13.04 Carat Citrine Garnet Diamond Sterling Silver Solitaire Ring
Located in Woodstock, GA
13.04 Carat Citrine Garnet Diamond Sterling Silver Solitaire Ring. This ring features an award
Category

2010s American Modernist Solitaire Rings

Materials

Citrine, Diamond, Garnet, Sterling Silver

Halo Solitaire 0.57 Carat in 18Kt White Gold Diamond Ring
Located in Florence, IT
This Halo solitaire 0.57 Carat diamond ring, is from the Jennifer Collection and is set in 18Kt
Category

21st Century and Contemporary Italian Contemporary Solitaire Rings

Materials

Diamond, 18k Gold, White Gold

Contemporary 0.66 Carat Solitaire Diamond Engagement Ring 18 Carat White Gold
Located in Hamilton, AU
Forged in 18 carat white gold, this fabulous contemporary solitaire ring features a gorgeous 0.66
Category

21st Century and Contemporary Unknown Contemporary Solitaire Rings

Materials

Diamond, Gold, 18k Gold, White Gold

0.50 Carat Solitaire Diamond Traditional Ring/Band 14 Kt Yellow Gold
Located in New York, NY
0.50 Carat Solitaire Diamond Traditional Ring/Band 14 Kt Yellow Gold Size 6 Brilliant cut
Category

2010s Solitaire Rings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

0.56 Carat Deep Natural Red Ruby Vintage Solitaire Ring in 9 Carat Yellow Gold
Located in Hamilton, AU
Crafted in 9 carat yellow gold, this lovely vintage adornment features a gorgeous deep red ruby
Category

20th Century Unknown Modern Solitaire Rings

Materials

Ruby, Gold, Yellow Gold, 9k Gold

18 Karat Rose Gold 0.74 Carat Diamond Solitaire Ring
By Gems Paradise
Located in Jaipur, IN
Experience the timeless allure of our 18 Karat Rose Gold 0.74 Carat Diamond Solitaire Ring—a
Category

2010s Indian Modern Solitaire Rings

Materials

Diamond, 18k Gold

18 Karat White Gold 0.74 Carat Diamond Solitaire Ring
By Gems Paradise
Located in Jaipur, IN
Experience the timeless allure of our 18 Karat White Gold 0.74 Carat Diamond Solitaire Ring—a
Category

2010s Indian Contemporary Solitaire Rings

Materials

Diamond, 18k Gold

18 Karat Yellow Gold 0.74 Carat Diamond Solitaire Ring
By Gems Paradise
Located in Jaipur, IN
occasion. Acquiring one of our 18 Karat Yellow Gold 0.74 Carat Diamond Solitaire Rings is not just a
Category

2010s Indian Contemporary Solitaire Rings

Materials

Diamond, 18k Gold

2.02 Ct Round Cut H/I1 Diamond Solitaire Engagement Ring 18K White Gold
Located in Aventura, FL
right choice, this stunning 2.02 Ct Round Cut H/I1 Diamond Solitaire Engagement Ring is just the place
Category

21st Century and Contemporary American Modern Solitaire Rings

Materials

Diamond, White Gold

Contemporary 0.50 Carat GIA Certified Diamond Solitaire Ring 18 Carat White Gold
Located in Hamilton, AU
Forged in 18 carat white gold, this stunning contemporary solitaire ring features a gorgeous GIA
Category

21st Century and Contemporary Unknown Contemporary Solitaire Rings

Materials

Diamond, Gold, 18k Gold, White Gold

4.13 Carat White Topaz Diamond Yellow Gold Sterling Silver Solitaire Ring
Located in Woodstock, GA
4.13 Carat White Topaz Diamond 18K Yellow Gold Oxidized Sterling Silver Solitaire Ring, In Stock
Category

2010s American Artisan Solitaire Rings

Materials

Topaz, Diamond, Gold, 18k Gold, Yellow Gold, Sterling Silver

1 Carat Solitaire Black Diamond Traditional Ring/Band 14 Karat Yellow Gold
Located in New York, NY
1 Carat Solitaire Black Diamond Traditional Ring/Band 14 Kt Yellow Gold Size 6.5 Solitaire round
Category

2010s Solitaire Rings

Materials

Diamond, Black Diamond, Gold, 14k Gold, Yellow Gold

Cartier 3.27 carat Solitaire Diamond Platinum Engagement Ring
By Cartier
Located in London, GB
Cartier solitaire diamond engagement ring. Set to centre with a round old cut diamond, D colour
Category

Vintage 1950s French Solitaire Rings

Materials

Diamond, Platinum

9.72ct Fiery Round White Zircon Carved Yellow Gold Solitaire Ring, Eva Steinberg
By Eva Steinberg
Located in Dallas, TX
showcasing a stunning, completely natural 9.72 carat round brilliant white zircon with vivid fire and
Category

2010s Belgian Artisan Solitaire Rings

Materials

Zircon, Gold, 22k Gold, Yellow Gold, Other

18 Karat White Gold 1.74 Carat Sapphire and Diamond Solitaire Ring
By Gems Paradise
Located in Jaipur, IN
18 Karat White Gold 1.74 Carat Sapphire and Diamond Solitaire Ring Timeless, elegant, and
Category

2010s Indian Contemporary Solitaire Rings

Materials

Diamond, Sapphire, 18k Gold, White Gold

1.5 Carat Round Cut Emerald and 1.2 Carat Diamond Ring 18 Karat White Gold
Located in New York, NY
Approximately 1.5 Carat Round Cut Emerald & 1.2 Carat Diamond Ring 18 K White Gold Round Emerald
Category

Early 20th Century Solitaire Rings

Materials

Diamond, Emerald, 18k Gold, White Gold

GIA Certified 3.50 Carat Royal Blue Sapphire Round Cut Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
. One of the most recognized design, the Round cut Center Sapphire is 3.50 ct. Certified by GIA with
Category

2010s Italian Modern Solitaire Rings

Materials

Diamond, Blue Sapphire

GIA Certified 3.50 Carat Royal Blue Sapphire Round Cut Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
. One of the most recognized design, the Round cut Center Sapphire is 3.50 ct. Certified by GIA This
Category

2010s Italian Modern Solitaire Rings

Materials

Diamond, Blue Sapphire

Gemistry 1.4 Carat Cushion Morganite Halo Solitaire Diamond Ring in 14K Gold
Located in New York, NY
a sparkling halo of round brilliant cut diamonds around the 1.4 carat cushion cut morganite, double
Category

2010s Contemporary Solitaire Rings

Materials

Diamond, Morganite, 14k Gold, Rose Gold

1ct Round Solitaire Diamond Ring with Double Halo Setting in 18k Solid Gold
Located in New Delhi, DL
This ring is made of 18k solid gold, featuring a 1-carat round solitaire diamond in the center. The
Category

21st Century and Contemporary Indian Art Deco Solitaire Rings

Materials

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

Vintage Circa 1970s White Pearl Solitaire Ring 14 Carat Yellow Gold
Located in Hamilton, AU
in an elegant chandelier-style setting. As unique as the one who wears her, she is sure to become a
Category

Vintage 1970s Unknown Modern Solitaire Rings

Materials

Pearl, Gold, 14k Gold, Yellow Gold

Blue Sapphire Bezel Solitaire Ring 0.82 Carats in 14k White Gold
By Five Star Jewelry
Located in Austin, TX
loved one! This beauty is marked down from $1,250! The band of the ring is made with strong rounded
Category

21st Century and Contemporary American Contemporary Solitaire Rings

Materials

Blue Sapphire, White Gold, 14k Gold

Blue Sapphire Bezel Solitaire Ring 0.87 Carats in 14k White Gold
By Five Star Jewelry
Located in Austin, TX
loved one! This beauty is marked down from $1,250! The band of the ring is made with strong rounded
Category

21st Century and Contemporary American Contemporary Solitaire Rings

Materials

Blue Sapphire, 14k Gold, White Gold

Diamond Solitaire Ring
By Vitale 1913
Located in Monte-Carlo, MC
it the perfect present to be passed down from one generation to the next eternising beautiful
Category

2010s Italian Contemporary Solitaire Rings

Materials

Diamond, White Diamond, 18k Gold, White Gold

2.02 Carat H VVS2 GIA Solitaire and Paved Diamond Jacket Ring in 18K White Gold
By Zahira Fine Jewellery
Located in Bangkok, TH
This original ZAHIRA FINE JEWELLERY design is made from a GIA certified 2.02ct H VVS2 solitaire and
Category

2010s Thai Modern Solitaire Rings

Materials

Diamond, 18k Gold, White Gold

HRD Antwerp 2.30 Carat Round Brilliant Cut Diamond Ring Hearts & Arrows
By Antinori Fine Jewels
Located in Rome, IT
One of a kind 2.30 carats diamond ring. This is a very special stone because is an exceptional
Category

2010s Italian Modern Solitaire Rings

Materials

Diamond, White Gold

Shreve, Crump & Low GIA Certified 4.26 Carat H SI1 Round Brilliant Diamond Ring
By Shreve, Crump & Low
Located in Boston, MA
Shreve, Crump & Low 4-prong platinum solitaire ring. The 4.26 carat round brilliant cut is accompanied
Category

2010s American Solitaire Rings

Materials

Diamond, Platinum

0.30 Carat Green Tourmaline Solitaire Ring with Diamond Accents in Yellow Gold
Located in Sherman Oaks, CA
One Electronically tested 14k yellow gold ladies cast green tourmaline and diamond ring. Condition
Category

Early 2000s American Modern Solitaire Rings

Materials

Tourmaline, 14k Gold

4 Carat Round Solitare Diamond Engagement Ring GIA Certified Natural Diamond
By Five Star Jewelry
Located in Austin, TX
and a full appraisal. The GIA Diamond Report is done by one of the most strict laboratory with very
Category

21st Century and Contemporary American Contemporary Solitaire Rings

Materials

Diamond, 14k Gold, Yellow Gold

7.3 Carat Oval Ruby Solitaire Ring in White Gold with Diamond Accents
Located in Sherman Oaks, CA
One electronically tested 18KT white gold ladies custom cast ruby & diamond ring with a bright
Category

Early 2000s American Modern Solitaire Rings

Materials

Ruby, 18k Gold

4.62 carat GIA Cert old cut diamond Platinum Solitaire Ring
Located in London, GB
Solitaire old cut diamond ring with diamond set shoulders. Set centrally with a round old cut
Category

Vintage 1910s Edwardian Solitaire Rings

Materials

Diamond, Platinum

Tiffany & Co. Six Prong 2.11 Carat Round Diamond Engagement Ring
By Tiffany & Co.
Located in New York, NY
2.11 carat round brilliant cut of F color, VVS2 clarity. Tiffany's certificate included # 17428381
Category

20th Century American Modern Solitaire Rings

Materials

Diamond, Platinum

Rare 29.51 Carat No Heat Ceylon Blue Sapphire Cabochon Solitaire Mens Ring
By Gad & Co.
Located in Miami, FL
29.51 Carat No Heat Ceylon Blue Sapphire Cabochon Solitaire Mens Ring in 18K White Gold. AGL
Category

21st Century and Contemporary Sri Lankan Modern Solitaire Rings

Materials

Sapphire, Blue Sapphire, 18k Gold, White Gold

Unique Rustic Pink Sapphire Bezel Solitaire Ring 1.53 Carats in 18k Rose Gold Lv
By Five Star Jewelry
Located in Austin, TX
wonderfully unique way to honor a September loved one that adores pink! This unique beauty is marked down from
Category

21st Century and Contemporary American Contemporary Solitaire Rings

Materials

Pink Sapphire, 18k Gold, Rose Gold

18 Karat Yellow Gold 0.70 Carat Diamond Brilliant-Cut Solitaire Engagement Ring
By Gems Paradise
Located in Jaipur, IN
18 Karat Yellow Gold 0.70 Carat Diamond Brilliant-Cut Solitaire Engagement Ring This magnificent
Category

2010s Indian Contemporary Solitaire Rings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Leon Mege "Flamberge" Engagement Ring with 2.01-carat Certified Round Diamond
By Leon Mege
Located in New York, NY
. Leon Megé's signature "two-rings-in-one" patented Podium™ base with pave Center stone GIA 2.01-carat H
Category

2010s American Contemporary Solitaire Rings

Materials

Diamond, 18k Gold, Platinum

Luxle Diamond Solitaire Engagement Ring in 14K Yellow Gold
Located in New York, NY
diamond ring. The round full-cut white diamond solitaire engagement ring's brilliance is enhanced by the
Category

2010s Contemporary Solitaire Rings

Materials

Diamond, 14k Gold, Yellow Gold

1920s Old Cut 4.01 Carat Diamond Solitaire Ring with Diamond Set Shoulders
Located in London, GB
Solitaire old cut diamond ring with diamond set shoulders. Set to centre with a round old cut
Category

Vintage 1920s Solitaire Rings

Materials

Diamond, Platinum

14K Yellow Gold Diamond Solitaire Ring 0.35ct
Located in Laguna Beach, CA
solitaire 3.5mm round brilliant diamond, with a total carat weight of 0.35. The diamond has a clarity of VS
Category

Mid-20th Century Solitaire Rings

Materials

Diamond, 14k Gold, Yellow Gold

Antique Victorian Emerald and Solitaire Diamond Ring in Platinum Estate
Located in New York, NY
Solitaire Approximately 1 Ct Brilliant Round Diamond in the C enter. Surrounded by round shape Emeralds
Category

Early 20th Century Solitaire Rings

Materials

Diamond, Emerald, Platinum

Vintage Circa 1960s Round Brilliant Diamond Filigree Ring 18 Carat Yellow Gold
Located in Hamilton, AU
Crafted in 18 carat gold, the vintage 1960s Paulina Ring is perfect no matter the time or place
Category

20th Century Unknown Modern Solitaire Rings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

18 Karat White Gold Diamond Solitaire Ring
By Vitale 1913
Located in Monte-Carlo, MC
18K white gold solitaire engagement ring is from Timeless Collection. This elegant piece of
Category

2010s Italian Contemporary Solitaire Rings

Materials

Diamond, White Diamond, 18k Gold, White Gold

18 Karat Gold 2.55 Carat Solitaire Rose-Cut and Full-Cut Diamond Bridal Ring
By Gems Paradise
Located in Jaipur, IN
shape rose-cut solitaire diamonds surrounded by multiple layers of drilled-set rose-cut round diamonds
Category

2010s Indian Contemporary Solitaire Rings

Materials

Diamond, Gold, 18k Gold, White Gold

18 Karat Gold Solitaire Rose-Cut Diamond and Yellow Sapphire Solitaire Ring
By Gems Paradise
Located in Jaipur, IN
create the pop-out look with the solitaire round rose cut diamond in six prong setting with a cluster of
Category

2010s Indian Modern Solitaire Rings

Materials

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

1.35 Carat Round Cut Red Spinel and Diamond Ring, 14 Karat White Gold Engagement
Located in Greensboro, NC
Information: Genuine Burmese Spinel Treatment: No Heat Color: Red Cut: Round Diameter: 6.1mm Carat: 1.19ct
Category

21st Century and Contemporary Unknown Solitaire Rings

Materials

Diamond, Spinel, 14k Gold, White Gold

3 Carat Natural Cushion Cut Emerald & 2 Solitaire Diamond Ring 14 Kt Yellow Gold
Located in New York, NY
A classic, ring 3 Carat Natural Cushion Cut Fine Emerald from Brazil & 2 solitaire Diamond
Category

2010s Solitaire Rings

Materials

Diamond, Emerald, 14k Gold, Yellow Gold

Pre-loved ring made of 18 carat yellow gold with a round blue faceted spinel
Located in Heemstede, NL
carat yellow gold and is set with a faceted round spinel of about 3.30 carat, size about 12 mm. The blue
Category

Vintage 1960s Spanish Solitaire Rings

Materials

Spinel, Yellow Gold

1920's Art Deco 1.43ct Ruby Solitaire Ring in Platinum
Located in Boston, MA
red ruby weighing 1.43 carats this ring features a one of a kind handmade platinum mounting in a truly
Category

Early 20th Century Solitaire Rings

Materials

Ruby, Platinum

2.24 Ctw Natural Tanzanite Solitaire Ring 14K Gold Bridal Ring For Women Jewelry
Located in New York, NY
Tanzanite Shape : Round Size : 8 mm Carat Weight: 2.24 ct. (approx.) Hardness : 6 – 6.5 ►Handmade jewelry
Category

21st Century and Contemporary Asian Art Deco Solitaire Rings

Materials

Tanzanite, Zircon, 14k Gold

GIA 1.76 Carat J/SI Round Brilliant Diamond Bead Set Platinum and 18 Karat Ring
Located in New York, NY
The Fused. (seems like two rings in one) GIA 1.26ct. Round, brilliant diamond Report: 2101644395
Category

2010s American Solitaire Rings

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Bezel Set Diamond Solitaire 18 Karat Yellow Gold Estate Ring
Located in Mount Kisco, NY
to one full cut round faceted .94 carat H/VS diamond solitaire in a rhodium setting. Unisex
Category

2010s American Solitaire Rings

Materials

Diamond, 18k Gold, Yellow Gold

Edwardian Solitaire Diamond Ring, circa 1910
Located in London, GB
Edwardian solitaire diamond ring. Set to centre with a round old cut diamond, K colour, SI2 clarity
Category

Vintage 1910s Unknown Solitaire Rings

Materials

Diamond, Yellow Gold, Platinum

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One Carat Round Solitaire For Sale on 1stDibs

On 1stDibs, you can find the most appropriate one carat round solitaire 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. You can easily find a 458 antique edition and 786 modern creations to choose from as well. Finding the perfect one carat round solitaire may mean sifting through those created during different time periods — you can find an early version that dates to the 18th Century and a newer variation that were made as recently as the 21st Century. Finding an appealing one carat round solitaire — no matter the origin — is easy, but Vivid Diamonds, Gems Paradise and Tiffany & Co. each produced a popular version that is worth a look. 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 oval cut and brilliant cut alternatives. If you’re browsing our inventory for a one carat round solitaire, 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 One Carat Round Solitaire?

On average, a one carat round solitaire at 1stDibs sells for $4,837, while they’re typically $142 on the low end and $2,175,000 for the highest priced versions of this item.