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Large Round Cut Diamonds

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3.29 Carat Round Cut Diamond Hoop Earrings 18K White Gold
Located in New York, NY
Make a bold statement with these striking large Round Cut Diamond Hoop Earrings, expertly crafted
Category

2010s American Modern Hoop Earrings

Materials

Diamond, 18k Gold, White Gold

French Art Deco Diamond Necklace
Located in New York, NY
cut diamonds 396 small round cut diamonds ,53 larger round cut diamonds & 63 baguette cut diamonds set
Category

Vintage 1920s French Art Deco Link Necklaces

Materials

Diamond, Platinum

Diamond & Yellow Gold Floral Brooch
Located in New York, NY
, featuring round-cut diamonds adorning the petals that frame a central large round-cut diamond Approximate
Category

Vintage 1980s Unknown Brooches

Materials

Diamond, Gold, 18k Gold, Yellow Gold

18 Karat White Gold Diamond, Sapphire Ring
Located in New York, NY
An iconic ‘Toi et Moi’ ring, crafted in 18k white gold featuring a large round cut diamond and a 9
Category

Vintage 1980s American Engagement Rings

Materials

Diamond, Sapphire, 18k Gold, White Gold

10K Two-Tone Gold 1/10 Carat Round Brilliant-Cut Diamond Spiral Pendant Necklace
Located in New York, NY
standout. With a scattering of diamonds throughout—and one larger round cut diamond cradled in between—this
Category

21st Century and Contemporary Indian Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 10k Gold, White Gold, Yellow Gold

14K White Gold 1/8 Carat Channel Set Round-Cut Diamond Heart Ring
Located in New York, NY
larger round-cut diamond sits a the center of the open heart, giving it a glamorous finish. Profess your
Category

21st Century and Contemporary Indian Contemporary Fashion Rings

Materials

White Diamond, Diamond, White Gold, 14k Gold

Diamond Disc Gold Drop Earrings
Located in Beverly Hills, CA
A chic and stylish pair of drop earrings featuring 2.32 carats of round brilliant cut diamonds set
Category

21st Century and Contemporary American Drop Earrings

Materials

Diamond, Gold, 18k Gold, White Gold

Diamond Disc Gold Drop Earrings
Diamond Disc Gold Drop Earrings
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L 1.2 in
3.30 Carat Prong Set Round Diamond Hoop Earrings 18K Yellow Gold
Located in New York, NY
Embrace opulence and radiate sophistication with these stunning large Round Cut Diamond Hoop
Category

2010s American Modern Hoop Earrings

Materials

Diamond, 18k Gold, Yellow Gold

Vintage 5.81 Ct Diamond 18K White Gold Floral Cocktail Engagement Ring
Located in Miami, FL
patterns run throughout the top of this ring featuring one exquisite large round cut Diamond in the center
Category

Vintage 1980s American Retro Bridal Rings

Materials

Diamond, White Gold

Butterfly Diamond and Ruby Brooch
Located in beverly hills, CA
square cut rubies. The thorax and abdomen are formed of larger round cut diamonds weighing approximately
Category

Mid-20th Century Brooches

Materials

Diamond, Ruby

Butterfly Diamond and Ruby Brooch
Butterfly Diamond and Ruby Brooch
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H 1.5 in W 2.5 in
Vintage 12 Carat Aquamarine Diamond Sapphire Pendant Necklace
Located in Napoli, Italy
Natural Aquamarine, for a total weight of 11,90 Carats, surrounded by one large round cut Diamond and 4
Category

Vintage 1960s Italian Retro Drop Necklaces

Materials

Aquamarine, Diamond, Sapphire, 18k Gold, White Gold

Vintage 12 Carat Aquamarine Diamond Sapphire Pendant Necklace
Vintage 12 Carat Aquamarine Diamond Sapphire Pendant Necklace
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W 0.58 in D 0.4 in L 19.69 in
18K Rose Gold 1 1/4 Carat Diamond Halo Cluster Split Shank Ring Band
Located in New York, NY
central motif is in the shape of a rhombus and is embellished with the larger round-cut diamonds of this
Category

21st Century and Contemporary American Contemporary Fashion Rings

Materials

White Diamond, Diamond, Rose Gold, 18k Gold

18K Rose Gold 1 1/4 Carat Diamond Halo Cluster Split Shank Ring Band
Located in New York, NY
central motif is in the shape of a rhombus and is embellished with the larger round-cut diamonds of this
Category

21st Century and Contemporary American Contemporary Fashion Rings

Materials

White Diamond, Diamond, Rose Gold, 18k Gold

Oval Cut Tanzanite Large Diamond Pendant 20.30 CTTW 18 Karat White Gold
By Harbor Diamonds
Located in New York, NY
Oval cut Tanzanite weighing 18.55 carats flanked with a diamond decorative pendant of round
Category

2010s Contemporary Pendant Necklaces

Materials

Diamond, Tanzanite, 18k Gold, White Gold

1080s Emerald 18 Karat Yellow Gold Dangle Drop Clip Back Earrings
Located in Miami, FL
are centered with 2 genuine very nice large round cut diamonds approx: 3.85 carats, G-H color, very
Category

Vintage 1980s Dangle Earrings

Materials

Diamond, Emerald, 18k Gold, Yellow Gold

Platinum Handmade 1.70ct Oval Cut Blue Sapphire And Diamond Ring
Located in New York, NY
diamonds surrounds the center gem, adding a refined and intricate allure to the design. Larger round cut
Category

21st Century and Contemporary American Modern Cocktail Rings

Materials

Diamond, Blue Sapphire, Platinum

14k White Gold 2.15ctw Fiery Large Round Brilliant Cut Diamond Cross Pendant
Located in Montclair, NJ
--Stone(s):-- (11) Natural Genuine Diamonds - Round Brilliant Cut - Prong Set - VS2-SI2 Clarity - G
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, White Gold

Platinum Rose Cut and Round Diamond Large Dome Cocktail Ring
Located in Boca Raton, FL
Platinum Rose Cut and Round Diamond Large Dome Cocktail Ring This one-of-a-kind ring features a
Category

21st Century and Contemporary American Contemporary Dome Rings

Materials

Diamond, Platinum

Statement 25.73 Carat Rose Cut and Round Diamond Large Wide Cuff Bangle
Located in New York, NY
Beautiful and Unique Wide Cuff Bangle. Features Various shaped Rose Cut Diamonds set in a free
Category

2010s American Bangles

Materials

Diamond, 18k Gold, White Gold

2.25 Carats Total Round Brilliant Cut Diamond Open-Work Large Cuff Bracelet
By Roman Malakov
Located in New York, NY
gold. One link is accented with round brilliant cut diamonds weighing 2.25 carats total with F color
Category

21st Century and Contemporary American Contemporary Bangles

Materials

Diamond, 18k Gold, Yellow Gold

Large Baguette, Round and Princess Cut Diamond Ring in 14k White Gold
Located in Honolulu, HI
Item Specifications: Metal: 14k White Gold Diamond Count: 104 diamonds Diamond Carat Weight
Category

21st Century and Contemporary Band Rings

Materials

Diamond, 14k Gold, White Gold

1.32tcw 14K Natural Brilliant Round Cut Diamond Large Three Stone Men's Ring
Located in Jupiter, FL
A beautiful three-stone diamond men's ring. Three, large, brilliant round cut diamonds tension set
Category

2010s American Modern Three-Stone Rings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

European Cut Round Diamond and Platinum Brooch
By Sarosi By Timeless Gems
Located in Los Angeles, CA
and has such a beautifully refined look! The larger European cut diamonds have F-color and VS-clarity
Category

21st Century and Contemporary Artisan Brooches

Materials

Diamond, Platinum

14k Yellow Gold 2.65ctw Channel Set Round Cut Diamond Large Open Heart Pendant
Located in Montclair, NJ
--Stone(s):-- (22) Natural Genuine Diamonds - Round Brilliant Cut - Channel Set - H-J Color - VS2
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 14k Gold, Yellow Gold

1.92 Carat Round Brilliant Cut Diamond Large Hoop Earrings 18 Karat In Stock
Located in Boca Raton, FL
18 Karat White Gold 1.92 Carat Round Brilliant Cut Diamond Large Hoop Earrings Material: 18k White
Category

21st Century and Contemporary American Modern Hoop Earrings

Materials

Diamond, Gold, 18k Gold, White Gold

1.92 Carat Round Brilliant Cut Diamond Large Hoop Earrings 18 Karat In Stock
Located in Boca Raton, FL
18 Karat Yellow Gold 1.92 Carat Round Brilliant Cut Diamond Large Hoop Earrings Material: 18k
Category

21st Century and Contemporary American Modern Hoop Earrings

Materials

Diamond, Gold, 18k Gold, Yellow Gold

0.58 Carat Total Round Brilliant Cut Diamond 18K Yellow Gold Large Hoop Earrings
Located in New York, NY
A fashionable and stunning large hoop earrings, showcasing single rows of 280 round brilliant cut
Category

21st Century and Contemporary American Contemporary Hoop Earrings

Materials

Diamond, 18k Gold, Yellow Gold

Eternity Band with 3.77 Carat Round Cut Diamonds
By M&V Vanguard Jewelry
Located in New York, NY
Eternity band with 3.77 Carat Round Cut Diamonds Mounted in Platinum 950, 17 Round diamonds won't
Category

2010s American Band Rings

Materials

Diamond, Platinum

7 Carat Round Brilliant Cut Diamond Studs Exceptional
By Antinori Fine Jewels
Located in Rome, IT
cut for fantastic sparkle - Natural earth mined diamonds Additional Notes: The diamonds are being
Category

2010s Italian Modern Clip-on Earrings

Materials

Diamond, Platinum

0.94 Carat Platinum Engagement Round Diamond Bespoke Fancy Vine 4 Prong Ring
By Hasbani Diamonds
Located in London, GB
Certificate Clarity: SI (eye clean) Cut: Round Cut Top Width: 6 mm (widest point) Made by Hasbani Diamonds
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

Eternity Band with 4.00 Carat Round Cut Diamonds
By M&V Vanguard Jewelry
Located in New York, NY
Eternity band with 4 Carat Round Cut Diamonds Mounted in Platinum 950, 17 Round diamonds won't miss
Category

2010s American Band Rings

Materials

Diamond, Platinum

0.94 Carat Round cut diamond I2 Clarity GIA Certified
Located in Kowloon, HK
*100% NATURAL FANCY COLOUR DIAMOND* ✪ Diamond Details ✪ ➛ Shape: Round ➛ Colour Grade: M ➛ Carat
Category

2010s Asian Loose Gemstones

Materials

Yellow Diamond, Diamond

0.94 Carat Round cut diamond I2 Clarity GIA Certified
0.94 Carat Round cut diamond I2 Clarity GIA Certified
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H 0.17 in W 0.24 in L 0.24 in
ANGELA CUMMINGS Diamond Platinum Round Spiral Large Earrings
By Van Cleef & Arpels
Located in New York, NY
set with approximately 58 brilliant-cut round diamonds weighing an estimated 3.8 - 4.0 carats. These
Category

1990s Lever-Back Earrings

Materials

Diamond, Platinum

2.51 Carat Oval Blue Sapphire Round Diamond Hasbani 18Kt Halo Engagement Ring
By Hasbani Diamonds
Located in London, GB
white colour G, clarity VS / SI round brilliant cut diamonds. This Ring has been beautifully set in 18
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, White Diamond, Diamond, White Gold, 18k Gold, Gold

2.49 Carat Oval Blue Sapphire Round Diamond Hasbani 18Kt Halo Engagement Ring
By Hasbani Diamonds
Located in London, GB
0.54 carat diamonds white colour G, clarity VS / SI round brilliant cut diamonds. This Ring has been
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, White Diamond, Diamond, White Gold, 18k Gold, Gold

Pink Sapphire Round Diamond 3.00 Carat Bespoke 18KT White Gold Pendant Brooch
By Hasbani Diamonds
Located in London, GB
G-H with high clarity VS – SI round and baguette cuts white diamonds and a single freshwater pearl
Category

2010s British Modern Pendant Necklaces

Materials

Pink Sapphire, Sapphire, Pearl, White Diamond, Diamond, White Gold, 18k ...

1.45 Carat Round Diamond Twisted 18 Karat White Gold 4 Prong Engagement Ring
By Hasbani Diamonds
Located in London, GB
) Cut: Round Cut Top Width: 7 mm (widest point) Made by Hasbani Diamonds London. We believe in
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

1.68 Carat Round Diamond Twisted 18 Karat White Gold 4 Prong Engagement Ring
By Hasbani Diamonds
Located in London, GB
) Cut: Round Cut Top Width: 7.5 mm (widest point) Made by Hasbani Diamonds London. We believe in
Category

2010s British Modern Engagement Rings

Materials

Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, Tanzanite...

Certified 20 Carats Round Brilliant Cut Diamond Necklace
Located in Rome, IT
This incredible diamond necklace positively radiates elegance, class, and luxury! Four strands and
Category

2010s Unknown Choker Necklaces

Materials

Diamond, White Diamond, 14k Gold

7.09 Carat Round Cut Diamond Three-Row Bracelet
Located in NEW YORK, NY
A fashionable and beautiful bracelet showcasing three-rows of 179 brilliant cut round shape
Category

21st Century and Contemporary American Modern Tennis Bracelets

Materials

Diamond, 14k Gold, White Gold

GIA Certified 1.51 Carat Round Cut Diamond Platinum Ring
By Antinori Fine Jewels
Located in Rome, IT
typical look for its weight! - Very Good Cut round brilliant
Category

2010s Italian Modern Engagement Rings

Materials

Diamond, White Diamond, Platinum

Large Round Tanzanite Dome Cocktail Ring with Diamonds
Located in Nantucket, MA
A large, stunning round cabochon Tanzanite dome cocktail ring. Surrounded by two rows of round
Category

21st Century and Contemporary Dome Rings

Materials

Diamond, Tanzanite, Vermeil, Sterling Silver

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

White Diamond, Diamond

GIA Certified 5.19 Carat Round Brilliant Cut Diamond Ring
By Antinori Fine Jewels
Located in Rome, IT
natural diamond center - GIA certified - Very Good cut for fantastic brilliance - Faces up beautifully
Category

2010s Italian Modern Engagement Rings

Materials

White Diamond, Diamond, Platinum

White Gold Round Brilliant Cut Diamond Halo Engagement Ring
By Antinori Fine Jewels
Located in Rome, IT
Enchanting 2.01 ct total weight 14K White Gold Round Brilliant Cut Diamond Halo Engagement Ring, a
Category

2010s American Engagement Rings

Materials

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

Mark Broumand 2.90 Carat Round Brilliant Cut Diamond Ring
By Mark Broumand
Located in Los Angeles, CA
. It showcases two rows of larger round brilliant cut diamonds accented by smaller diamonds both in
Category

2010s American Modern More Rings

Materials

Diamond, 14k Gold, White Gold

Mark Broumand 1.05 Carat Round Brilliant Cut Diamond Ring
By Mark Broumand
Located in Los Angeles, CA
This beautiful right-hand ring features 1.05ct of round brilliant cut diamonds graded at E-F, VS1
Category

2010s American Modern Fashion Rings

Materials

Diamond, 14k Gold, White Gold

7.70 Carat J-Color Round Brilliant-Cut Diamond Stud Earrings
Located in Palm Beach, FL
Round brilliant cut diamond stud earrings, showcasing a pair of well-matched near-colorless
Category

2010s American Stud Earrings

Materials

Diamond, Platinum

3.02 Carat F-Color Round Brilliant-Cut Diamond Stud Earrings
Located in Palm Beach, FL
Round brilliant-cut diamond stud earrings, showcasing a pair of well-matched colorless diamonds
Category

2010s American Stud Earrings

Materials

Diamond, Platinum

Mark Broumand 1.85 Carat Round Brilliant Cut Diamond Ring
By Mark Broumand
Located in Los Angeles, CA
This stunning diamond ring is set with 1.85ct of round brilliant cut diamonds graded at E-F, VS1
Category

2010s American Modern More Rings

Materials

Diamond, 14k Gold, White Gold

10.09 Carat D-Color Round Brilliant-Cut Diamond Stud Earrings
Located in Palm Beach, FL
Round brilliant cut diamond stud earrings, showcasing a pair of well-matched colorless diamonds
Category

2010s American Stud Earrings

Materials

Diamond, Platinum

Vintage Round Old Cut Diamond Cluster Ring, circa 1940s
Located in London, GB
Eight sparkling old cut diamonds encircle a slightly larger diamond at the centre of this delicate
Category

Vintage 1940s Unknown Cluster Rings

Materials

Diamond, 18k Gold, Platinum

GIA Certified 3 Carat Round Cut Diamond Platinum Ring
By Antinori Fine Jewels
Located in Rome, IT
diamond ring offers fantastic size and sparkle! Between the large 3.05ct center diamond and the
Category

2010s Italian Modern Engagement Rings

Materials

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

Diamond Illusion Stud Earrings
By Diamond Scene
Located in New York, NY
form a large round diamond illusion. The round center is then surrounded by halo made up of actual
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, White Diamond, 18k Gold

Mark Broumand 1.50 Carat Round Brilliant Cut Diamond Eternity Band
By Mark Broumand
Located in Los Angeles, CA
round brilliant cut diamonds set in a flush setting on top, each accented with one row of round diamonds
Category

2010s American Modern Wedding Rings

Materials

Diamond, Platinum

18k White Gold Ring with Princess-Cut and Round-Cut Diamonds
Located in Bilbao, ES
Beautiful Wedding Ring in 18K white gold with with one Princess-Cut Diamond and 16 Round-cut
Category

21st Century and Contemporary Turkish Contemporary Wedding Rings

Materials

Diamond, White Gold

Bezel Set Round Cut Diamond Eternity Band Ring Platinum 1.32cttw
Located in New York, NY
An infinite blaze of round brilliant cut diamonds is exquisitely displayed in this bezel set
Category

2010s American Modern Band Rings

Materials

Diamond, Platinum

18k White Gold Ring with Princess-Cut and Round-Cut Diamonds
Located in Bilbao, ES
Beautiful Wedding Ring in 18K white gold with with one Princess-Cut Diamond and 28 Round-cut
Category

21st Century and Contemporary Turkish Modern Wedding Rings

Materials

Diamond, White Gold

Mid Century GIA 9.01 Carat Round Brilliant Cut Diamond Platinum Ring
Located in Beverly Hills, CA
One Mid Century GIA 9.01 Carat Round Brilliant Cut Diamond Platinum Ring. Featuring one GIA round
Category

Vintage 1950s Engagement Rings

Materials

Diamond, White Diamond, Platinum

Diamond Opera Tennis Necklace
By Diamond Scene
Located in New York, NY
17.97 carats of round brilliant cut diamonds set in 18k white gold. F color VS clarity A great
Category

21st Century and Contemporary Chain Necklaces

Materials

Diamond, White Diamond, 18k Gold

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Large Round Cut Diamonds For Sale on 1stDibs

Find an expansive variety of large round cut diamonds available on 1stDibs. Frequently made of Gold, 18k Gold and White Gold, these items were constructed with great care. Our selection of items includes 2 vintage examples as well as 8 contemporary versions. Our collection is diverse and broad-ranging, and pieces in stock date back to the 20th Century while others were produced as recently as the 21st Century. The designs in our inventory of large round cut diamonds bearing Contemporary or Modern hallmarks are very popular. Many examples in our inventory of these items are appealing no matter their origins, but Lester Lampert produced popular versions that are worth a look. Many pieces in our collection are stylish for most occasions, but Diamond versions, from our inventory of 9, can add a particularly distinctive touch to your look, day or night. Today, if you’re looking for round cut large round cut diamonds and are unable to find the perfect match, our selection also includes princess cut and rose cut alternatives.

How Much are Large Round Cut Diamonds?

Prices for large round cut diamonds start at $252 and top out at $24,500 with these earrings, on average, selling for $15,885.
Questions About Large Round Cut Diamonds
  • 1stDibs ExpertAugust 17, 2021
    A brilliant cut diamond is a diamond cut to maximize its brilliance. This diamond shape has 57 facets, round brilliant cut diamonds are among the most popular styles of engagement rings. This cut is known for, when compared to other cuts, most closely mimicking the natural contours of a rough diamond crystal.
  • 1stDibs ExpertNovember 2, 2023
    There are a total of 58 cuts or facets on a round diamond. The 32 on the crown include eight star facets, 16 upper girdle facets and eight kite facets. On the pavilion, there are 25 facets made up of the lower girdle and pavilion main facets. Find a wide range of diamond jewelry on 1stDibs.
  • 1stDibs ExpertFebruary 22, 2021
    Yes, cushion cut diamonds look larger than round cut diamonds. Cushion cut diamonds have a larger table per carat than round diamonds, making them appear larger. This coupled with cushion cut diamonds' larger facets, tend to make these types of diamonds appear larger to our eyes.