30 Carat
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1,066
10,665
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327
297
278
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8
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3
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15
399
4,295
7,929
186
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545
327
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409
292
12
422
183
163
162
143
7,282
5,279
119
12,598
82
10,166
4,359
4,684
3,870
4,437
11,014
1,911
2,218
938
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11
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Exquisite 30 Carat Diamond Bracelet
Located in New York, NY
An exquisite vintage diamond bracelet totaling 30 carats.
Category
Late 20th Century Link Bracelets
Materials
Diamond, White Gold
30 Carat Fancy Yellow White Diamond Necklace
By Antinori Fine Jewels
Located in Rome, IT
30 Carat Fancy Yellow White Diamond Necklace
Category
2010s Italian Modern Chain Necklaces
Materials
Diamond, White Diamond, Emerald, 18k Gold
.30 Carat Diamond Platinum Engagement Ring
Located in Atlanta, GA
Brilliant
Carat Weight: .30 carat
Color: G
Clarity: VS1
Side Stone Details:
Shape: Antique Single Cut
Category
Vintage 1930s Unknown Art Deco Engagement Rings
Materials
White Diamond, Platinum
.30 Carat Sapphire Yellow Gold Ring
Located in Atlanta, GA
Sapphire Details:
Weight: .30 carat
Cut: Old Mine Cushion
Color: Blue, Natural & unheated
Side Diamond
Category
Vintage 1920s Unknown Art Deco Cocktail Rings
Materials
Sapphire, 14k Gold, Yellow Gold
30 Carat Diamond Wave Motif Necklace
Located in New York, NY
set with over 30 carats of ideal cut round brilliant diamonds. These high quality diamonds are all
Category
2010s Unknown Choker Necklaces
Materials
Diamond, 18k Gold
GIA Certified 30 Carat Emerald Cut Diamond Platinum Bracelet
By Antinori Fine Jewels
Located in Rome, IT
diamond weight is 30 carats
Category
2010s Italian Modern Tennis Bracelets
Materials
Diamond, White Diamond, Emerald, Platinum
Hammerman Brothers 30 Carat Diamond Earrings
By Hammerman Brothers
Located in Miami, FL
30 carats. These resplendent stones boast a dazzling D-E color and impeccable clarity ranging from
Category
Vintage 1980s American Contemporary Clip-on Earrings
Materials
Diamond, Platinum
.30 Carat Total Weight Diamond Platinum Wedding Band
Located in Atlanta, GA
Total Carat Weight: .30 carat, total weight
Color: F
Clarity: VS
Finger to Top of Stone Measurement
Category
Vintage 1920s Unknown Art Deco Band Rings
Materials
White Diamond, Platinum
.30 Carat Art Deco Diamond Platinum Engagement Ring
Located in Atlanta, GA
Details:
Weight: .30 carat
Cut: Old European brilliant
Color: I
Clarity: VS
Side Stone Details:
Weight
Category
Vintage 1930s Unknown Art Deco Engagement Rings
Materials
Diamond, Platinum
Platinum 30 Carat Marquise Diamond Swirl Earrings
Located in New York, NY
, creating a mesmerizing sparkle that captures attention from every angle. With a combined weight of 30
Category
20th Century American Modern Clip-on Earrings
Materials
Diamond, Platinum
Amethyst 30 Carat Ring with Diamonds 1 Carats Total 18k Gold
Located in Carlsbad, CA
Amethyst = 30 Carat
Cut: Rose
Diamonds = 1 Carats
( Color: F, Clarity: VS )
Metal: 18K Gold
Ring
Category
21st Century and Contemporary Contemporary Cocktail Rings
Materials
Amethyst, Diamond, White Diamond, Gold, 18k Gold, White Gold
.30 Carat Diamond by the Yard White Gold Necklace
Located in Stamford, CT
Diamond by the yard necklace with six diamond rondelles with a total of .30 carats of diamonds in
Category
21st Century and Contemporary Chain Necklaces
Materials
Diamond, Gold, 14k Gold, White Gold
Amethyst 30 Carat Ring With Diamonds 1 Carats Total 18K Gold
Located in Carlsbad, CA
Amethyst = 30 Carat
Cut: Rose
Diamonds = 1 Carats
( Color: F, Clarity: VS )
Metal: 18K Gold
Ring
Category
21st Century and Contemporary Contemporary Cocktail Rings
Materials
White Diamond, Diamond, Amethyst, White Gold, 18k Gold, Gold
.30 Carat Total Weight Diamond White Gold Engagement Ring
Located in Atlanta, GA
:
Shape: Old European Brilliant
Total Carat Weight: .30 carat, total weight
Color: F
Clarity: SI1
Category
Vintage 1920s Unknown Art Deco Engagement Rings
Materials
White Diamond, 18k Gold, White Gold
30 Carat Brilliant and Baguette Diamond Platinum Riviere Necklace
Located in Bay Harbor Islands, FL
Platinum Diamond necklace set with approximately 30 carats of diamonds (16 carats of round diamonds
Category
1990s American More Necklaces
Materials
Diamond, Platinum
.30 Carat Art Deco Diamond 14 Karat White Gold Engagement Ring
Located in Atlanta, GA
Diamond Details:
Weight: .30 carat
Cut: Old European brilliant
Color: J
Clarity: SI1
Side Stone Details
Category
Vintage 1930s Unknown Art Deco Engagement Rings
Materials
Diamond, White Gold
Art Deco 30 Carat Diamond Bangle Bracelet
Located in Miami, FL
diamonds weighing approximately 30 carats total, H color, VS-SI clarity. This gorgeous open metal bracelet
Category
Vintage 1920s Unknown Art Deco More Bracelets
Materials
Diamond, Platinum
.30 Carat Diamond White Gold Diamond by the Yard Necklace
Located in Stamford, CT
Diamond by the yard necklace with six diamond rondels. .30 carat round brilliant cut diamonds in
Category
21st Century and Contemporary Chain Necklaces
Materials
Diamond, Gold, 14k Gold, White Gold
.30 Carat Diamond Art Deco Filigree Platinum Engagement Ring
Located in Stamford, CT
mine cut G-H SI2 diamond, Approx. .30 carats EGL # US 314581201D
8 Old single cut H-I-J Si2-I diamonds
Category
Early 20th Century Engagement Rings
Materials
Diamond, Platinum
30 carat Smokey Quartz Foliate Motif Ring 14k Yellow Gold
Located in beverly hills, CA
This vintage organic cocktail ring boasts a stunning 30 carat rectangular step cut smokey quartz
Category
Late 20th Century Artisan Cocktail Rings
Materials
Quartz, 14k Gold, Yellow Gold
.30-Carat Green Aquamarines and Diamond Infinity Ring 14 Karat
Located in New York, NY
Infinity green aquamarine ring
.30 carat natural green aquamarines
.05 carat natural diamond
18
Category
2010s American Three-Stone Rings
Materials
Aquamarine, Diamond, 18k Gold, Yellow Gold
.30 Carat White Gold bezel Set Diamond Heart Pendant
Located in Laguna Hills, CA
is .30 carats and the quality is SI clarity and G-H color. The heart measures 3/4 inches in diameter
Category
21st Century and Contemporary American Contemporary Pendant Necklaces
Materials
Diamond, 14k Gold, White Gold
18k Yellow Gold Ammonite Ring with a .30 carat Tsavorite Garnet
By Llyn strong
Located in Greenville, SC
.30 carats. This ring was designed and made by llyn strong.
Category
2010s American Contemporary Fashion Rings
Materials
Garnet, Tsavorite, Yellow Gold
30 Carat Round Cut Diamond Pave Wavy Bangle
Located in Boca Raton, FL
This bangle is made of 18k white gold and features 30 carats of round cut natural diamonds. The
Category
21st Century and Contemporary American Bangles
Materials
Diamond, White Diamond, 14k Gold, White Gold
14 Karat Rose Gold .30 Carat Natural Diamond Eternity Band Ring
Located in Baltimore, MD
14 Karat Rose Gold .30 Carat Natural Diamond Eternity Band Ring
Metal: 14k rose gold
Weight: 1.70
Category
21st Century and Contemporary American Modern Band Rings
Materials
Diamond, Rose Gold
Platinum 30 Carat Round And Baguette Cut Diamond Tassel Vintage Bracelet
Located in New York, NY
Circa 1950's Platinum 30 Carat Round Diamond Tassel Bracelet.
Drape yourself in the opulence of
Category
20th Century American Modern Retro Bracelets
Materials
Diamond, Platinum
1940s Retro 30 Carat Amethyst and Diamond Bracelet
Located in Santa Barbara, CA
luxurious, textured 18 karat yellow gold links delicately embrace 30 carats of soothing, rich, royal purple
Category
Vintage 1940s Retro Retro Bracelets
Materials
Amethyst, Diamond, Gold, 18k Gold, Yellow Gold
GIA 30 Carat Carat White Gold Tennis Bracelet Emerald Cut Diamonds
By Antinori Fine Jewels
Located in Rome, IT
sophistication. With a combined weight of 30 carats, these diamonds are meticulously prong-set to ensure maximum
Category
2010s Italian Modern Tennis Bracelets
Materials
Diamond, White Diamond, Emerald, White Gold
30 Carat Diamond Cluster Necklace
Located in Los Angeles, CA
, & Marquise (Natural Diamonds)
Diamond Carat : 1 Carat
Diamond Clarity : VS
Diamond Color : F
Color : White
Category
2010s American Modern Necklace Enhancers
Materials
18k Gold, Rose Gold, White Gold, Yellow Gold
Victorian 30 Carat Citrine Swag Pendant Brooch Gold Monumental
Located in New York, NY
This is a spectacular antique Victorian - Belle Epoque Pendant Brooch with 30 Carats of Magnificent
Category
Antique 19th Century Unknown Victorian Pendant Necklaces
Materials
Citrine, Gold, Yellow Gold, 10k Gold
.30 Carat Total Weight Diamond Yellow Gold and Platinum Engagement Ring
Located in Atlanta, GA
grams
Diamond Details:
Weight: .30 carat, total weight
Cut: Old European Brilliant
Color: G
Clarity: VS
Category
Vintage 1920s Unknown Art Deco Engagement Rings
Materials
White Diamond, Sapphire, Blue Sapphire, 14k Gold, Yellow Gold, Platinum
Diamond 3-Row Necklace in 18 Carat White Gold and 30 Carat Diamonds
Located in Paris, FR
Diamond 3-row Necklace in 18 Carat white Gold and falling Diamonds crimping 30 Carats of Diamonds
Category
Early 2000s French Pendant Necklaces
Materials
Diamond, 18k Gold, White Gold
30 Carat Riviera Tennis Necklace
By Diamond Scene New York
Located in New York, NY
A fabulous riviera tennis necklace set in 18k white gold.
A total of 30.04 carats of white round
Category
21st Century and Contemporary Link Necklaces
Materials
Diamond, 18k Gold
AGL Certified 30 Carat No Heat Ceylon Blue Star Sapphire & Diamond Halo Ring
Located in Miami, FL
Natural 30 Carat no Heat Ceylon Blue Star Sapphire & Diamond Ring In Platinum
This unheated star
Category
21st Century and Contemporary Baroque Cocktail Rings
Materials
Diamond, Star Sapphire, Platinum
Oscar Heyman 30 Carat Diamond Bangle Bracelet Circa 1970
By Oscar Heyman
Located in Miami, FL
, featuring 170 round brilliant cut diamonds weighing approximately 30 carats total, E color, VS clarity
Category
Vintage 1970s American Modern Modern Bracelets
Materials
Diamond, Platinum
30 Carat Mystery Set Ruby & Diamond Dangle Earrings
By Vivid Diamonds
Located in Miami, FL
hue, collectively weighing an awe-inspiring ~30 carats. Suspended gracefully above this cascade of
Category
21st Century and Contemporary American Modern Dangle Earrings
Materials
Diamond, Ruby, 18k Gold, White Gold
Gabriel & Co. 14 Karat White Gold .30 Carat Natural Diamond Wedding Band Ring
By Gabriel & Co.
Located in Baltimore, MD
Gabriel & Co. 14 Karat White Gold .30 Carat Natural Diamond Wedding Band Ring
Metal: 14k white gold
Category
21st Century and Contemporary American Modern Band Rings
Materials
Diamond, White Gold
Extra-Large Victorian 30 Carat Opal and Diamond English Carved Bangle Bracelet
Located in Carmel-by-the-Sea, CA
visible on the sides. Eleven graduated oval cabochon opals weigh an impressive 30 carats and are peppered
Category
Antique 1880s Victorian Bangles
Materials
Diamond, Opal, 15k Gold
1930s Art Deco .30 Carat, Total Weight Diamond 14K White Gold Wedding Band
Located in Atlanta, GA
Diamond Details:
Shape: Antique Single Cut
Carat Weight: .30 carat, total weight
Color: G-H
Clarity: VS
Category
Mid-20th Century Unknown Art Deco Wedding Rings
Materials
White Diamond, 14k Gold, White Gold
Art Deco 30 Carat Amethyst Onyx and Pearl Necklace
Located in Santa Barbara, CA
, rich violet amethyst of an impressive 30 carats. The classic "target design" with intricate calibrè
Category
Vintage 1920s Art Deco Pendant Necklaces
Materials
Amethyst, Onyx, Pearl, 18k Gold, White Gold
Vintage 30 Carat Amethyst Onyx and Pearl Gold Necklace Estate Fine Jewelry
Located in Montreal, QC
. Centering a 30 Carat Round Amethyst, surrounded by Onyx and Pearls. Approx. dimensions of Pendant: 2.06” l x
Category
Mid-20th Century Modernist Drop Necklaces
Materials
Amethyst, Onyx, Pearl, Gold, 18k Gold, White Gold
Romantic 30 Carat Cabochon Rose Quartz, Diamond, 14K Rose Gold Flower Ring
Located in New York, NY
Spectacular 30 carat fine translucent pink Rose Quartz and diamond rose gold Cocktail ring
Category
21st Century and Contemporary Romantic Cocktail Rings
Materials
Quartz, Diamond, 14k Gold, Rose Gold
AGL certified Emerald cut Aquamarine approx. 30 carats set in yellow gold ring
Located in Surfside, FL
AGL certified Emerald cut Aquamarine approx. 30 carats set in 18K withe and yellow gold ring with 6
Category
20th Century Engagement Rings
Materials
Yellow Gold
GIA Certified 30 Carat E-F Color VS Clarity Diamond 18k GoldTennis Necklace
By Antinori Fine Jewels
Located in Rome, IT
Behold an extraordinary piece of magnificence with this GIA certified 30-carat diamond tennis
Category
2010s Italian Contemporary Chain Necklaces
Materials
Diamond, 18k Gold, White Gold
Tiffany & Co. Soleste Round .30 Carats Diamonds Halo Platinum Pendant Necklace
By Tiffany & Co.
Located in Scottsdale, AZ
own.
Metal: Platinum
Natural Diamonds: .30 carats
Diamond cut: Round Brilliant
Diamond color: G-H
Category
21st Century and Contemporary Unknown Contemporary Pendant Necklaces
Materials
Diamond, Platinum
Retro Gold Earrings 30 Carat Natural Deep Blue Sapphire and Diamond, circa 1950
Located in Los Angeles, CA
Retro Yellow Gold Earrings set with approximately 30 Carats of Natural Deep Blue Sapphires
Category
Vintage 1950s Unknown Retro Drop Earrings
Materials
Diamond, Blue Sapphire, Gold
30 Carat Opal Pendant Necklace Red Fire 14 Karat Gold Antique Retro
Located in New York, NY
This is an absolutely spectacular 30 Carat Fire Opal Pendant in a stunning Flame Motif setting in
Category
20th Century Unknown Modernist Pendant Necklaces
Materials
Opal, Gold, Yellow Gold, 14k Gold
30 Carat Emerald Cut Diamond Riviera Necklace
By Antinori Fine Jewels
Located in Rome, IT
certified H/SI2 emerald center, weighing 1.51 carats, radiating with unparalleled beauty and sophistication
Category
2010s Italian Modern Chain Necklaces
Materials
Diamond, White Diamond, Emerald, 18k Gold, White Gold
30 Carat Natural Zambian Emerald & Diamond Tennis Bracelet 14 Karat Gold
Located in New York, NY
Introducing our remarkable 14 Karat Gold Tennis Bracelet adorned with approximately 30 carats of
Category
2010s Tennis Bracelets
Materials
Diamond, Emerald, Gold, White Gold
.30 Carat Diamond Swirl Platinum Engagement Ring
Located in Stamford, CT
Diamond Swirl design Platinum engagement ring. .30ct full cut center stone with 19 Ideal full cut accent diamonds. There are multiple stamps in the shank, we do not know the designer...
Category
21st Century and Contemporary Engagement Rings
Materials
Diamond, Platinum
Art Deco 30 Carat Sapphires 10 Carat Diamonds Platinum Tennis Bracelet, 1920
Located in Herzelia, Tel Aviv
Art Deco 30 Carat Sapphires 10 Carat Diamonds Platinum Tennis Bracelet, 1920
30Ct of Sapphires and
Category
Early 20th Century Art Deco Tennis Bracelets
Materials
Diamond, Sapphire, Platinum
Free Shipping
W 0.8 in Dm 2.4 in
.30 Carat Sapphire Diamond Platinum Engagement Ring
Located in Stamford, CT
1940's designed sapphire diamond ring. 1 round .30cts round sapphire setting platinum with 18 sing cut accent diamonds.
1 round blue sapphire, approx. .30cts
18 single cut diamonds...
Category
Early 20th Century Engagement Rings
Materials
Diamond, Sapphire, Platinum
30 Carat Oval Shape Natural Emerald & 23 Carat Diamond Necklace in 18 Karat Gold
Located in New York, NY
30 Carat Oval Shape Natural Emerald & 23 Carat Diamond Necklace in 18 Karat Gold
This spectacular
Category
2010s Drop Necklaces
Materials
Diamond, Emerald, 18k Gold
.30 Carat Diamond Yellow Gold Wire Earrings
Located in Stamford, CT
Handmade four prong earrings. Wire design setting with two round diamonds in 14k yellow gold.
2 round diamond, H SI approx. .30cts
14k yellow gold
Stamped: 14k
1.4 grams
Top to bot...
Category
Late 20th Century More Earrings
Materials
Diamond, Gold, 14k Gold, Yellow Gold
30 Carat Round Diamond Link Drop Necklace
Located in New York, NY
A simple statement piece showcasing diamond encrusted links made in 18k white gold. An intricately designed pendant elegantly drops from the necklace and is set with more brilliant d...
Category
21st Century and Contemporary American Contemporary Drop Necklaces
Materials
Diamond, 18k Gold, White Gold
GIA 30 Carat Citrine Rose Diamond Halo Ring 14 Karat Gold Antique Belle Epoque
Located in New York, NY
This is an absolutely magnificent antique Belle Epoque 30 Carat Citrine Ring with a halo of
Category
Antique 19th Century Unknown Belle Époque Cocktail Rings
Materials
Diamond, Citrine, Rose Gold, 14k Gold, Gold
Natural Amethyst Bracelet 30 Carats Sterling Silver
Located in Laguna Niguel, CA
It comes with the appraisal by GIA GG/AJP
All Gemstones are Natural
14 Amethysts = 30.10 Carats
Category
21st Century and Contemporary Modern Modern Bracelets
Materials
Amethyst, Silver, Sterling Silver
Natural Amethyst Bracelet 30 Carats Sterling Silver
Located in Laguna Niguel, CA
It comes with the appraisal by GIA GG/AJP
All Gemstones are Natural
14 Amethysts = 30.10 Carats
Category
21st Century and Contemporary Modern Modern Bracelets
Materials
Amethyst, Silver, Sterling Silver
Natural Amethyst Bracelet 30 Carats Sterling Silver
Located in Laguna Niguel, CA
It comes with the appraisal by GIA GG/AJP
All Gemstones are Natural
14 Amethysts = 30.10 Carats
Category
21st Century and Contemporary Modern Modern Bracelets
Materials
Amethyst, Silver, Sterling Silver
30 Carat Oval Brazilian Emerald & 3 Carat Diamond Tennis Necklace 14 Karat Gold
Located in New York, NY
Presenting the exquisite 30 Carat Oval Brazilian Emerald & 3 Carat Diamond Tennis Necklace in 14
Category
2010s Link Necklaces
Materials
Diamond, Emerald, 14k Gold
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30 Carat For Sale on 1stDibs
Surely you’ll find the exact 30 carat you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Each design created in this style — which was crafted with great care and often made from Gold, 18k Gold and White Gold — can elevate any look. Our collection of these items for sale includes 745 vintage editions and 1173 modern creations to choose from as well. If you’re looking for a 30 carat from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 18th Century while another version may have been produced as recently as the 21st Century. As it relates to this specific piece, our collection includes designs that are universally popular, but .5 Carat and 1 Carat carat weights, specifically, are sought with frequency. There have been many well-made iterations of the classic 30 carat over the years, but those made by Luigi Ferrara, LB Exclusive and Tiffany & Co. are often thought to be among the most beautiful. A 30 carat can make for a versatile accessory, but a selection from our variety of 1463 Diamond versions can add an especially stylish touch. 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 emerald cut alternatives. There aren’t many items for men if you’re seeking a 30 carat, as most of the options available are for women and unisex.
How Much is a 30 Carat?
Prices for a 30 carat can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $120 and can go as high as $1,875,000, while this accessory, on average, fetches $3,675.
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