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Kwiat Princess Cut Diamond Tennis Bracelet in Platinum (24.89 CTW)
By Kwiat
Located in New York, NY
Over 24 carats of glistening diamonds create this classic and sophisticated Kwiat piece. The single
Category

21st Century and Contemporary American Contemporary Tennis Bracelets

Materials

White Diamond, Platinum

Turquoise and White Diamond Tennis Bracelet in 18 Karat Yellow Gold
By Tanisa Nahata
Located in Hong Kong, HK
Diamond: 0.850 carat round shape, G colour VS clarity, 24 pieces. Gold: 18K yellow gold. Bracelet length
Category

21st Century and Contemporary Hong Kong Contemporary Tennis Bracelets

Materials

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

Seaman Schepps Domed Diamond Earclips
By Seaman Schepps
Located in Bethesda, MD
with a center ribbon of baguettes. The 156 brilliant diamonds weigh approximately 2.50 carat and the 24
Category

Vintage 1970s American Clip-on Earrings

Materials

Diamond, Platinum

Birks 18K Gold and Unheated Yellow Sapphire and Diamond Halo Ring
By Birks
Located in Derby, NY
White Gold 1 Oval No Heat Yellow Sapphire : 6.75 Carat  GIA : 5161159002  24 Round Diamonds : 0.38 ctw
Category

21st Century and Contemporary Unknown Modern Cocktail Rings

Materials

Diamond, Yellow Sapphire, 18k Gold, White Gold

Asch Grossbart Inlaid Diamond Gemstone Gold Earrings
Located in Bethesda, MD
diamonds weigh .24 carats. Removable posts. The earrings are are meticulously crafted in 14 karat gold
Category

1990s Clip-on Earrings

Materials

Diamond, 14k Gold

1950s Retro Aquamarine Diamond Gold Ring
Located in Litchfield, CT
aquamarine of good cut and color. Accented with .24 carats total weight of brilliant diamonds, it is a crisp
Category

Vintage 1950s American Retro Fashion Rings

Materials

Aquamarine, Diamond, 14k Gold

Emerald-Cut Diamond Eternity Band in Platinum
Located in Houston, TX
Diamond eternity band in platinum featuring emerald-cut diamonds. There are twenty-four (24
Category

Mid-20th Century Unknown Contemporary Band Rings

Materials

Diamond, Platinum

White Gold, Diamond, and Ruby Convertible Necklace
Located in Coral Gables, FL
Accented By 24 Round Diamonds Of SI Clarity & H Color. Magnets At Top Allow For Closed Or Open Design
Category

1990s Pendant Necklaces

Materials

Diamond, Ruby, 14k Gold, White Gold

Cognac Diamond Enamel 18 Karat Yellow Gold Animal Print Earrings
By Sarosi By Timeless Gems
Located in Los Angeles, CA
yellow gold, set with natural cognac diamonds (.54 carats total weight), tiny white diamonds (.24 carats
Category

2010s American Artisan Dangle Earrings

Materials

Diamond, Brown Diamond, 18k Gold, Yellow Gold

David Webb Coral Torsade Diamond and Emerald Necklace
By David Webb
Located in Bethesda, MD
emerald clasp boasts 24 brilliant diamonds weighing 2.40 carat and a 14mm cabochon emerald. The clasp
Category

Vintage 1970s American Multi-Strand Necklaces

Materials

Coral, Diamond, Emerald, 18k Gold

Tiffany Co. 1997 Baguette Diamond Gold Band Ring
By Tiffany Co.
Located in Bethesda, MD
Metal: 18 karat ♦ 2 diamonds = .24 total carats F-VS1 ♦ 4.4mm wide ♦ Circa 1997 ♦ Size 6, e ♦
Category

1990s American Band Rings

Materials

Diamond, Gold, 18k Gold

Tiffany Company Platinum Diamond and Sapphire Embrace Band Ring
By Tiffany Co.
Located in Chicago, IL
Round Brilliant cut Diamonds totaling .24 Carat and Grading as F-G in color and VVS in Clarity, further
Category

2010s American Band Rings

Materials

Diamond, Sapphire, Platinum

Persian Turquoise Ring Plus Earrings Set Surrounded by Diamonds
Located in North Hollywood, CA
approximately 6-8 Carats each for a total of 18-24 carats Turquoise and 3.24 Carats Diamonds. Weight: 6.8
Category

Vintage 1980s Spanish Modern Lever-Back Earrings

Materials

Diamond, Turquoise, 18k Gold

Emerald Diamond Eye Drop Earrings in 14k White Gold
Located in Honolulu, HI
Grams ​ ​Emeralds: 2 ​ ​Emerald Carat Weight: 0.50 carats Diamonds: 24 Setting: Prong Diamond Color
Category

21st Century and Contemporary American Modern Dangle Earrings

Materials

Diamond, Emerald, 14k Gold, White Gold

Green Jade Cabochon Diamond Halo Ring 14k Yellow Gold
Located in Honolulu, HI
Ring Specifications: Metal: 14k Yellow Gold Total Weight: 3.9 Grams Diamond Count: 24 ​ ​Diamond
Category

Late 20th Century Unknown Modern Cocktail Rings

Materials

Diamond, Jade, 14k Gold, Yellow Gold

14 Karat Yellow Gold, Ruby, Diamond Heart Pendant Necklace
Located in McLeansville, NC
: - rubies - round cut, 6 stones - 2mm - approximately .24 total carats - diamonds - single cut, 6 stones
Category

1990s Pendant Necklaces

Materials

Diamond, Ruby, Gold, 14k Gold, Yellow Gold

18-Karat White Gold Round and Baguette Diamonds Twisty Snowflake Earrings
Located in Los Angeles, CA
-karat white gold, featuring 66 round white diamonds totaling of 0.51 carats and 24 baguette white
Category

2010s American Hoop Earrings

Materials

Diamond, White Gold

Moonstone Cabochon, Diamond and Pearl Drop Earrings, 14 Karat Yellow Gold
By Sarosi By Timeless Gems
Located in Los Angeles, CA
inner glow and the pearl drops are large (10mm) and lustrous. Eight round brilliant cut diamonds (.24
Category

21st Century and Contemporary American Artisan Drop Earrings

Materials

Diamond, White Diamond, Moonstone, Pearl, Gold, 14k Gold, Yellow Gold

Diamond Spiral Twist Hoop Earrings Solid 14K Yellow Gold
Located in Honolulu, HI
Earrings Specifications: Metal: 14k Yellow Gold Total Weight: 3.5 Grams Diamond Count: 24
Category

Late 20th Century Unknown Modern Hoop Earrings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

TIFFANY Co. 18K Gold Diamond 3 Row Signature Ring 7
By Tiffany Co.
Located in Los Angeles, CA
: 11mm at the widest point on the top Weight: 8.30 grams Diamond: 24 round brilliant diamonds, carat
Category

Early 2000s American Band Rings

Materials

Diamond, 18k Gold

Natural Morganite Diamond Earrings 14k Gold 12.87 TCW Certified
Located in Brooklyn, NY
: Yellow Drop Length: 1.5 Inches Weight: 7.83 Grams 24 Round Diamonds: 0.12 Carats (F-G, VS-SI) Total Carat
Category

2010s American Dangle Earrings

Materials

Diamond, Morganite, Gold, 14k Gold, Yellow Gold

Natural Emerald Diamond Earrings 14k Gold 3.25 TCW Certified
Located in Brooklyn, NY
24 Round Diamonds: 0.50 Carats (F, VS) Total Carat Weight: 3.25 Material: 14k Yellow Gold Measurement
Category

2010s American Dangle Earrings

Materials

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

Tiffany Co. Peridot Briolette Drop Lace Earrings with Diamonds in Platinum
By Tiffany Co.
Located in Scottsdale, AZ
polished platinum and arranged in a floral motif. There are approximately .24 carats total of diamonds, F
Category

21st Century and Contemporary Unknown Drop Earrings

Materials

Diamond, Peridot, Platinum

Tiffany Co. 18 Karat Yellow Gold Diamond Band Ring, 1997
By Tiffany Co.
Located in Mount Kisco, NY
Two straight faceted cut baguette G/VS diamonds, .24 carat total weight, are center stage and set
Category

1990s American Band Rings

Materials

Diamond, 18k Gold, Yellow Gold

Diamond Akoya Pearl Earrings 14k Gold 0.24 TCW Certified
Located in Brooklyn, NY
Number of Pearls: 2 Measurements: 9.25 - 9.30 mm Metal Color: White Weight: 4.03 Grams 24 Round Diamonds
Category

2010s American Stud Earrings

Materials

Diamond, Pearl, Cultured Pearl, 14k Gold, White Gold

Vintage 14 Karat White Gold Marquise Opal and Diamond Ring
Located in Los Angeles, CA
Specifications: main stone: MARQUISE CUT OPAL STONE 24mm x 10mm diamonds: 24 PIECES ROUND CUT DIAMONDS
Category

Mid-20th Century American Post-War Cluster Rings

Materials

Diamond, Opal, 14k Gold, White Gold

Diamond Sapphire Bow Ring, 14K Yellow Gold, Ring, Natural Sapphire
Located in McLeansville, NC
cut - 2 mm - approximately .24 total carats - diamonds, 12 stones - round brilliant cut - 1.3 mm
Category

1990s Cocktail Rings

Materials

Diamond, Sapphire, 14k Gold, Yellow Gold

Art Deco Diamond Engagement Ring Old European Vintage Antique 1920s Heirloom
Located in Santa Barbara, CA
Clarity: VVS Additional Gemstones: 24 Accent Diamonds = 1.20 Carats 16 Tapered baguette, 8 round Ring
Category

Vintage 1910s Art Deco Engagement Rings

Materials

Diamond, Platinum

Bochic “Capri” Natural Zambian Emerald Diamond Bracelet Set 18K Gold Silver
By Bochic
Located in New York, NY
hinge and safety locks Natural Zambian Emerald - 24 Carats Natural Diamonds - 4 Carats The Bochic
Category

21st Century and Contemporary Thai Romantic Link Bracelets

Materials

Diamond, Emerald, 18k Gold, Silver

Levian Baguette Ruby and Diamond Wide Band Ring in 18k Yellow Gold
By Suzy Levian
Located in Honolulu, HI
Carat Weight: 1.00 carats Diamond Carat Weight: 0.24 carats Diamond Count: 24 Diamond Color: G-H
Category

21st Century and Contemporary Modern Band Rings

Materials

Diamond, Ruby, 18k Gold, Yellow Gold

Leon Mege Art Deco Style Platinum Studs with Rounds Aquamarines and Diamonds
By Leon Mege
Located in New York, NY
natural aquamarines - 1.54 carat total 24 round diamonds - 0.90 carat total Diameter is approximately 12
Category

2010s North American Contemporary Stud Earrings

Materials

Aquamarine, Diamond, Platinum

Bochic “Capri” Natural Zambian Emerald Diamond Bracelet Set 18K Gold Silver
By Bochic
Located in New York, NY
hinge and safety locks Natural Zambian Emerald - 24 Carats Natural Diamonds - 4 Carats The Bochic
Category

21st Century and Contemporary Asian Art Deco Retro Bracelets

Materials

Diamond, Emerald, 18k Gold, Silver

Bochic “Capri” Natural Zambian Emerald Diamond Bracelet Set 18K Gold Silver
By Bochic
Located in New York, NY
hinge and safety locks Natural Zambian Emerald - 24 Carats Natural Diamonds - 4 Carats The Bochic
Category

21st Century and Contemporary Thai Anglo-Indian Link Bracelets

Materials

Diamond, Emerald, 18k Gold, Silver

1960 s Lariat Diamond Opal 14 Karat Yellow Gold Adjustable Rope Necklace
Located in Boca Raton, FL
opal and 8 single cut diamonds weighing .24 carat total weight and graded H-I color and VS clarity. The
Category

Mid-20th Century Unknown Contemporary Drop Necklaces

Materials

Diamond, Opal, Yellow Gold

Bochic “Capri” Vintage Zambian Emerald Diamond Bracelet Set 18K Gold Silver
By Bochic
Located in New York, NY
close hinge and safety locks Natural Zambian Emerald - 24 Carats Natural Diamonds - 4 Carats The
Category

Late 20th Century Indian Art Deco Retro Bracelets

Materials

Diamond, Emerald, 18k Gold, Silver

Bochic “Capri” Vintage Zambian Emerald Diamond Bracelet Set 18K Gold Silver
By Bochic
Located in New York, NY
close hinge and safety locks Natural Zambian Emerald - 24 Carats Natural Diamonds - 4 Carats The
Category

Late 20th Century Indian Art Deco Retro Bracelets

Materials

Diamond, Emerald, 18k Gold, Silver

Gemstone Cluster Ring Emerald Sapphire Diamond Vintage 18 Karat Gold Cocktail
Located in Torrance, CA
. Centrally mounted estimated 0.45 carat round brilliant cut diamond is flanked with a further 24 estimated
Category

Mid-20th Century Unknown Modern Cluster Rings

Materials

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

Bochic “Capri” Vintage Natural Tanzanite Diamond Bracelet Set In 18K Silver
By Bochic
Located in New York, NY
- 24 Carats Natural White Diamonds - 4 Carats The Bochic "Capri" Opal & Multi Fancy Gems Bracelet
Category

Late 20th Century Indian Anglo-Indian Link Bracelets

Materials

Diamond, Tanzanite, 18k Gold, Silver

.67 ct. Alexandrite Oval and Diamond Pave 18k Yellow and White Gold Band Ring
By Sarosi By Timeless Gems
Located in Los Angeles, CA
birthstone for June. Alexandrite, 6.30 x 4.60mm, .67 carat 24 round brilliant cut diamonds, .59 carat total
Category

21st Century and Contemporary American Artisan Band Rings

Materials

Alexandrite, Diamond, White Diamond, 18k Gold, White Gold, Yellow Gold, ...

Le Vian Multi Gemstone Diamond Adjustable Bracelet in 14K Rose Gold
By Le Vian
Located in Honolulu, HI
carats and the 24 white diamonds are G-H color in color. The white diamonds total weigh is 0.40 carats
Category

21st Century and Contemporary American Modern Tennis Bracelets

Materials

Diamond, Amethyst, Garnet, Multi-gemstone, Topaz, Blue Topaz, 14k Gold, ...

Masriera Art Nouveau Diamond, Sapphire, Pearl, Enamel Dangle Earrings 18K Gold
By Masriera
Located in Scottsdale, AZ
are a bright blue color, round in shape and total .24 carats. The sparkling round brilliant diamonds
Category

20th Century Spanish Art Nouveau Dangle Earrings

Materials

Diamond, Pearl, Sapphire, Gold, 18k Gold, Yellow Gold, Enamel

Sacchi Round Ruby and Diamonds Gemstone 18 Karat Gold Maya Cocktail Ring
By Sacchi Gioielli
Located in Rome, IT
: 0.1 Carat Diamonds n° and Weight: 24 Diamonds, 0.23 Carat (Total Weight). Dimensions: - Diameter
Category

21st Century and Contemporary Italian Contemporary Cocktail Rings

Materials

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

Antique Diamond Emerald Engagement Ring Art Deco Style Dome 2 Ctw Old Mine Cut
Located in Santa Barbara, CA
French & calibre' cut emeralds, 24 round diamonds 0.87 carats total weight Ring Size: 6.75, sizeable
Category

20th Century Art Deco Engagement Rings

Materials

Diamond, Emerald, Platinum

Mod Sixties Coral Diamond Gold Ring
Located in Litchfield, CT
and .24 carats total weight diamonds, I color and SI1 clarity HALLMARKS: 14k
Category

Vintage 1960s American Modern Cocktail Rings

Materials

Coral, 18k Gold

7.58 ct. Opal and Diamond Yellow Gold Bezel Set, Engraved Handmade Band Ring
By Sarosi By Timeless Gems
Located in Los Angeles, CA
Round brilliant cut diamonds, .24 carat total
Category

21st Century and Contemporary American Artisan Band Rings

Materials

Diamond, Opal, Multi-gemstone, 18k Gold, Gold, Yellow Gold

Pink Sapphire Engagement Ring GIA Certified Natural Unheated Platinum
Located in Santa Barbara, CA
diamond accented shoulders, having an impressive total weight of 2.91 Carats of juicy, delicious, bubble
Category

21st Century and Contemporary Revival Engagement Rings

Materials

Diamond, Pink Sapphire, Platinum

Custom Australian Boulder Opal Set in Platinum 18kt Gold
Located in Bloomington, MN
, masterfully created from 90% Platinum & 18 karat yellow gold. This eye-catching piece boasts .24 carat total
Category

Late 20th Century Contemporary Pendant Necklaces

Materials

Diamond, Opal, Gold, 18k Gold, Platinum

Retro Yellow Gold Cabochon Ruby Scroll Pin Brooch
Located in Coral Gables, FL
Approximately 1.00 Carat & 24 Single Cut Diamonds Of VS Clarity & G/H Color Totaling Approximately 0.50 Carat
Category

Mid-20th Century Brooches

Materials

Ruby, 14k Gold, Yellow Gold

2.05 Carat Cushion Pink Sapphire and Diamond Ring
By David Gross Group
Located in New York, NY
2.05 carat cushion pink sapphire with 2 arrow shape diamonds .43 carats and 24 round diamonds .06
Category

2010s American Contemporary Fashion Rings

Materials

White Diamond, Pink Sapphire, Platinum

5.42 Carat Cushion Blue Sapphire and Diamond Platinum Ring
By David Gross Group
Located in New York, NY
5.42 carat cushion blue sapphire with 2 shield cut diamonds .59 carats and 24 round diamonds .07
Category

2010s American Contemporary Three-Stone Rings

Materials

White Diamond, Blue Sapphire, Platinum

1.17 Carat Natural Fancy Yellow Diamond Platinum and 18 Karat Gold Earrings
By David Gross Group
Located in New York, NY
Two Radiant Cut Fancy Yellow Diamonds weighing 1.17 carats and 24 Brilliant Cut Diamonds weighing
Category

2010s American Contemporary Stud Earrings

Materials

White Diamond, Yellow Diamond, Yellow Gold, Platinum

1.08 Carat Natural Fancy Yellow Diamond Platinum and 18 Karat Gold Earrings
By David Gross Group
Located in New York, NY
Two Radiant Cut Fancy Yellow Diamonds weighing 1.08 carats and 24 Brilliant Cut Diamonds weighing
Category

2010s American Contemporary Stud Earrings

Materials

White Diamond, Yellow Diamond, Yellow Gold, Platinum

1.97 Carat Round Blue Sapphire and Diamond Halo Platinum Drop Earrings
By David Gross Group
Located in New York, NY
Two round blue sapphires weighing 1.97 carats set with 30 round diamonds weighing .24 carats (F
Category

2010s American Contemporary Drop Earrings

Materials

Diamond, Sapphire, Blue Sapphire, Platinum

1.64 Carat Radiant Cut Yellow Sapphire and Diamond Platinum and 18k Ring
By David Gross Group
Located in New York, NY
1.64 carat radiant cut (natural no heat) yellow sapphire with straight bullet diamonds .24 carats
Category

2010s American Contemporary Three-Stone Rings

Materials

White Diamond, Yellow Sapphire, Platinum, 18k Gold

Cushion Ruby and Diamond Halo Platinum Drop Earrings
By David Gross Group
Located in New York, NY
Two cushion natural "no heat" red rubies weighing 1.04 carats set with sixty round diamonds
Category

2010s American Contemporary Drop Earrings

Materials

Diamond, Sapphire, Pink Sapphire, 18k Gold, Platinum

Impressive Victorian Diamond-Set Frog
Located in London, GB
diamonds estimated to weigh a total of 24 carats, and faceted demantoid garnet-set eyes, all mounted in
Category

Antique 1870s British Victorian Brooches

Materials

Diamond, Garnet, Gold, Silver

Art Deco Platinum Diamond Emerald and Onyx Bracelet
Located in New York, NY
A stunning Art Deco bracelet crafted in platinum and set with an estimated 24 carats of old
Category

20th Century Art Deco More Bracelets

Materials

Diamond, Emerald, Onyx, Platinum

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24 Carat Diamond For Sale on 1stDibs

On 1stDibs, you can find the most appropriate 24 carat diamond for your needs in our varied inventory. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and Yellow Gold. In our selection of items, you can find a vintage example as well as a contemporary version. You’re likely to find the perfect 24 carat diamond among the distinctive items we have available, which includes versions made as long ago as the 19th Century as well as those produced as recently as the 21st Century. For this particular piece, .5 Carat and 1 Carat are consistently popular carat weights. Creating a 24 carat diamond has been a part of the legacy of many jewelers, but those produced by Yianni Creations, LB Exclusive and Tiffany Co. are consistently popular. A round cut version of this piece has appeal, but there are also oval cut and emerald cut versions for sale. Most of our 24 carat diamond for sale are for women, but there are 219 pieces available to browse for men.

How Much is a 24 Carat Diamond?

The price for a 24 carat diamond starts at $205 and tops out at $2,450,000 with these rings, on average, selling for $6,170.

Why Gold Shines in Jewelry Craftsmanship

Gold is the feel-good metal, the serotonin of jewelry. Wear vintage and antique gold necklaces, watches, gold bracelets or gold rings and you feel happy, you feel dressed, you feel, well, yourself. 

Gold, especially yellow gold, with its rich patina and ancient pedigree going back thousands of years, is the steady standby, the well-mannered metal of choice. Any discussion of this lustrous metal comes down to a basic truth: Gold is elementary, my dear. Gold jewelry that couples the mystique of the metal with superb design and craftsmanship achieves the status of an enduring classic. Many luxury houses have given us some of our most treasured and lasting examples of gold jewelry over the years.

Since its founding, in 1837, Tiffany Co. has built its reputation on its company jewelry as well as its coterie of boutique designers, which has included Jean Schlumberger, Donald Claflin, Angela Cummings and Elsa Peretti. There are numerous gold Tiffany classics worth citing. Some are accented with gemstones, but all stand out for their design and the workmanship displayed.

For the woman who prefers a minimalist look, the Tiffany Co. twist bangle (thin, slightly ovoid) is stylishly simple. For Cummings devotees, signature pieces feature hard stone inlay, such as her pairs of gold ear clips inlaid with black jade (a play on the classic Chanel black and tan), or bangles whose design recalls ocean waves, with undulating lines of lapis lazuli and mother-of-pearl. And just about any design by the great Jean Schlumberger is by definition a classic.

Even had he eschewed stones and diamonds, Southern-born David Webb would be hailed for the vast arsenal of heavy gold jewelry he designed. Gold, usually hammered or textured in some manner, defines great David Webb jewelry. The self-taught jeweler made very au courant pieces while drawing inspiration from ancient and out-of-the-way sources — East meets West in the commanding gold necklaces made by Webb in the early 1970s. The same could be said for his endlessly varied gold cuffs.

In Europe, many houses have given us gold jewelry that sets the highest standard for excellence, pieces that were highly sought after when they were made and continue to be so. 

Numerous designs from Cartier are homages to gold. There are the classic Trinity rings, necklaces and bracelets — trifectas of yellow, white and rose gold. As a testament to the power of love, consider the endurance of the Cartier Love bracelet.

Aldo Cipullo, Cartier’s top in-house designer from the late 1960s into the early ’70s, made history in 1969 with the Love bracelet. Cipullo frequently said that the Love bracelet was born of a sleepless night contemplating a love affair gone wrong and his realization that “the only remnants he possessed of the romance were memories.” He distilled the urge to keep a loved one close into a slim 18-karat gold bangle. 

BVLGARI and its coin jewelry, gemme nummarie, hit the jackpot when the line launched in the 1960s. The line has been perennially popular. BVLGARI coin jewelry features ancient Greek and Roman coins embedded in striking gold mounts, usually hung on thick link necklaces of varying lengths. In the 1970s, BVLGARI introduced the Tubogas line, most often made in yellow gold. The Tubogas watches are classics, and then there is the Serpenti, the house's outstanding snake-themed watches and bracelets.

A collection called Monete that incorporated the gold coins is one of several iconic BVLGARI lines that debuted in the 1970s and ’80s, catering to a new generation of empowered women. Just as designers like Halston and Yves Saint Laurent were popularizing fuss-free ready-to-wear fashion for women on the go, BVLGARI offered jewels to be lived in

Since Van Cleef Arpels opened its Place Vendôme doors in 1906, collection after collection of jewelry classics have enchanted the public. As predominantly expressed in a honeycomb of gold, there is the Ludo watch and accessories, circa the 1920s, and the golden Zip necklace, 1951, whose ingenious transformation of the traditional zipper was originally proposed by the Duchess of Windsor. Van Cleef's Alhambra, with its Moroccan motif, was introduced in 1968 and from the start its popularity pivoted on royalty and celebrity status. It remains one of VCA’s most popular and collected styles.

Mention must be made of Buccellati, whose name is synonymous with gold so finely spun that it suggests tapestry. The house’s many gold bracelets, typically embellished with a few or many diamonds, signified taste and distinction and are always in favor on the secondary market. Other important mid-20th-century houses known for their gold-themed jewelry include Hermès and Ilias Lalaounis.

Find a stunning collection of vintage and antique gold jewelry on 1stDibs.

The Legacy of Diamond in Jewelry Design

Antique diamond rings, diamond tiaras and dazzling vintage diamond earrings are on the wish lists of every lover of fine jewelry. And diamonds and diamond jewelry are primarily associated with storybook engagements and red-carpet grand entrances — indeed, this ultra-cherished gemstone has a dramatic history on its hands.

From “A Diamond Is Forever” to “Diamonds Are a Girl’s Best Friend,” pop culture has ingrained in our minds that diamonds are the most desired, the most lasting and the most valuable gemstone. But what makes the diamond so special? Each stone — whether it’s rubies, sapphires or another stone — is unique and important in its own right. April babies might claim diamonds for themselves, but just about everyone wants this kind of sparkle in their lives!

There are several factors that set diamonds apart from other stones, and these points are important to our gem education.

Diamonds are minerals. They are made up of almost entirely of carbon (carbon comprises 99.95 percent; the remainder consists of various trace elements). Diamonds are the hardest gemstones, ranking number 10 on the Mohs Hardness Scale. Even its name, diamond, is rooted in the Greek adamas, or unconquerable. The only object that can scratch a diamond is another diamond. Diamonds are formed deep within the earth at very high temperatures (1,652–2,372 degrees Fahrenheit at depths between 90 and 120 miles beneath the earth’s surface) and are carried up by volcanic activity. Diamonds are quite rare, according to the Gemological Institute of America, and only 30 percent of all the diamonds mined in the world are gem quality.

In the 1950s, the Gemological Institute of America developed the 4Cs grading system to classify diamonds: clarity, color, cut and carat weight. Not all diamonds are created equal (there are diamonds, and then there are diamonds). The value of the diamond depends on the clarity (flawless diamonds are very rare but a diamond's value decreases if there are many blemishes or inclusions), color (the less color the higher the grade), cut (how the diamond’s facets catch the light, certain cuts of diamonds show off the stone better than others) and carat weight (the bigger, the better).

When you start shopping for a diamond engagement ring, always prioritize the cut, which plays the largest role in the diamond's beauty (taking the time to clean your diamond ring at least every six months or so plays a role in maintaining said beauty). And on 1stDibs, a range of buying guides can be found for those in the market for antique engagement ringsvintage engagement rings or Art Deco engagement rings

Shop antique and vintage diamond rings, diamond necklaces and other extraordinary diamond jewelry on 1stDibs.  

Questions About 24 Carat Diamond
  • 1stDibs ExpertMarch 22, 2022
    A 24-carat diamond is a precious diamond gemstone that weighs 24 carats. One carat weighs 200 milligrams, meaning a 24-carat diamond weighs roughly 4.8 grams. That equates to roughly 0.17 ounces. On 1stDibs, shop a variety of diamond jewelry.
  • 1stDibs ExpertApril 5, 2022
    Yes, there are three-carat diamonds, and you can find them from a number of different jewelers and other retailers. Find an assortment of diamond jewelry from the world’s top sellers on 1stDibs.
  • 1stDibs ExpertNovember 6, 2023
    There is no hard-and-fast rule for how many carats a diamond necklace should be. On average, solitaire diamond necklaces range from 0.5 to 1 carat, but you can find pieces with larger and smaller stones. Tennis chains that feature continuous diamonds set into links usually have much higher total carat weights. For example, one might feature 60 individual diamonds, each 0.20 carats in size, for a total carat weight of 12.0 carats. Shop a wide range of diamond necklaces on 1stDibs.
  • 1stDibs ExpertApril 5, 2022
    A nine-carat diamond is considered rare and holds a premium price. Because of their rarity and size, nine-carat diamonds are a coveted choice for engagement rings. One of the most famous nine-carat diamond rings belongs to actress Kate Hudson, who has a nine-carat emerald cut diamond complemented with tapered baguettes on a platinum band. Shop a selection of diamond jewelry on 1stDibs.
  • 1stDibs ExpertSeptember 28, 2021
    An 8-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On an average an 8-carat diamond could cost you between $17,500 to $90,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 8-carat diamond jewelry from different periods and styles to choose from.
  • 1stDibs ExpertSeptember 28, 2021
    A 4-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 4-carat diamond could cost you between $8,400 to $71,500. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 4-carat diamond jewelry.
  • 1stDibs ExpertSeptember 28, 2021
    A 6-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 6-carat diamond could cost you between $15,000 to $80,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 6-carat diamond jewelry.
  • 1stDibs ExpertSeptember 28, 2021
    A 5-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 5-carat diamond could cost you between $9,600 to $67,500. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 5-carat diamond jewelry.
  • 1stDibs ExpertSeptember 28, 2021
    The minimum value of a 25-carat diamond ranges from $300 to $1,400. The prices change subject to the fluctuation of market factors. The value is defined based on the 4Cs — color, clarity, cut and carat weight. Shop antique, vintage and new diamond jewelry on 1stDibs.
  • 1stDibs ExpertFebruary 27, 2024
    Whether a 1.5-carat diamond is too big depends on the type of jewelry in question and your personal preferences. A single stud earring that is 1.5 carats is rather large and would cover the entire earlobe. In terms of rings, a 1.5-carat diamond is larger than average. Find a variety of diamond jewelry on 1stDibs.
  • 1stDibs ExpertFebruary 13, 2023
    Yes, a two-carat diamond is generally rarer than a smaller diamond, especially high-quality two-carat diamonds. When larger diamonds are found in nature, they usually have flaws. And prices per carat don’t increase as weight increases. A three-carat gem can be less valuable than a one-carat stone, for example, if all of the other attributes are of lesser quality in the larger diamond. Shop an assortment of diamond jewelry from some of the world’s top jewelers on 1stDibs.
  • 1stDibs ExpertAugust 17, 2021
    A 7-carat diamond can cost anywhere between $12,000 and $185,000 depending on the quality of the stone. The fewer imperfections, the more expensive the diamond. Some 7-carat diamonds can cost more than $400,000.
  • 1stDibs ExpertSeptember 28, 2021
    A 9-carat diamond’s worth varies depending on the 4Cs of diamond quality — color, cut, clarity and carat. On average, a 9-carat diamond could cost you between $19,000 to $1,000,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 9-carat diamond jewelry from different periods and styles to choose from.
  • 1stDibs ExpertSeptember 28, 2021
    A 3-carat diamond’s worth varies depending on the 4Cs of diamond quality – color, cut, clarity and carat. On average, a 3-carat diamond could cost you between $7,200 to $51,000. It is also likely that the price range per carat will be even broader. On 1stDibs, you can find a variety of 3-carat diamond jewelry today.
  • 1stDibs ExpertFebruary 22, 2021
    Depending on the quality, age, and designer, a 1-carat diamond can cost between $1,300 and $16,500.
  • 1stDibs ExpertFebruary 27, 2024
    In terms of dimensions, how large a 3-carat diamond is varies. The shape of the diamond will determine its length and width. Weighing 600 milligrams, diamonds that are 3 carats are generally considered to be large stones. On 1stDibs, shop a large collection of diamond jewelry from some of the world's top dealers.
  • 1stDibs ExpertFebruary 22, 2021
    The size of a 12 carat diamond is dependent on diamond cut. A 12 carat round diamond is roughly 15 mm in size.
  • 1stDibs ExpertAugust 24, 2021
    A 2 carat oval diamond is approximately 10.23mm × 6.82mm × 4.16mm in size. These diamonds usually have an approximate face-up area of 57.21 mm². Find a variety of diamonds on 1stDibs.
  • 1stDibs ExpertNovember 2, 2023
    There is no rule for how many carats a diamond wedding ring should be. You're free to choose a ring with a carat weight that appeals to you and fits your budget. The average carat weight for diamond wedding rings is 1 to 1.9 carats. Shop an assortment of diamond wedding rings on 1stDibs.
  • 1stDibs ExpertAugust 17, 2021
    A 7-carat diamond can cost anywhere between $12,000 and $185,000 depending on the quality of the stone. The fewer imperfections, the more expensive the diamond. Some 7-carat diamonds can cost more than $400,000.