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20 Carat Gold Jewelry

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2.90 Carat Pink Tourmaline and .20 Carat Diamond Spider Ring in 14 Karat Gold
Located in Mill Valley, CA
Carat White Diamonds The metal is 14 Karat Yellow Gold and White Rhodium Size of the ring is 7.75 and
Category

2010s American Modern Fashion Rings

Materials

Diamond, White Diamond, Tourmaline, Gold, 14k Gold, Rhodium, White Gold,...

5 Carat Round Natural Diamond Tennis Necklace, 20 inches
Located in Los Angeles, CA
5 Carats of round diamond set on a shared prong setting in 14k white gold to create a timeless
Category

2010s American More Necklaces

Materials

Diamond, 14k Gold, White Gold

20 Inches 14k White Gold 0.75 Carat Round Diamonds Heart Necklace
Located in Los Angeles, CA
Cut: Round Total Diamond Carats: 0.75 Carats Diamond Clarity: VS Diamond Color: F Necklace Length: 20
Category

2010s North American Pendant Necklaces

Materials

Diamond, White Gold

20 Carat Diamond Bracelet in 18 Karat White Gold
Located in London, GB
for 18Karat gold. This bracelet is very easy to wear both day and night.
Category

21st Century and Contemporary Italian Contemporary Tennis Bracelets

Materials

Diamond

64 Facets 20 Carat Rose Cut Diamond Tassel Chandelier Earrings in White Gold
By 64 Facets
Located in Los Angeles, CA
created by expert craftsmen. The result is an innovative piece of luxury jewelry that gives the illusion
Category

2010s American Contemporary Chandelier Earrings

Materials

Diamond, White Diamond, 18k Gold

20 Carat Natural Amethyst Rose De France 14 Karat Yellow Gold Earrings
By D and A Style
Located in Singapore, SG
jewelry. Jewelry with Amethyst Rose de France looks perfect in the frame of yellow gold - gold makes it
Category

21st Century and Contemporary Armenian Modern Drop Earrings

Materials

Amethyst, Gold, 14k Gold, 18k Gold, Rose Gold, White Gold, Yellow Gold

14k White Gold Tennis Necklace, 20 Carats F-G Color Vs Clarity
Located in Los Angeles, CA
. Metal: 14k Gold Diamond Cut: Round Natural (Not Lab Grown or Moissanite) Total Diamond Carats: 20
Category

2010s American Chain Necklaces

Materials

Diamond, 14k Gold, White Gold

20 Carat Aquamarine Diamond Shoulders Ring
Located in Stratford upon Avon, GB
gold
Category

Mid-20th Century Retro Cocktail Rings

Materials

Aquamarine, Diamond, 18k Gold, Platinum

20 Carat Chalcedony Drop Earrings 14k Diamond
By Romy Ivsic
Located in Los Angeles, CA
These lovely faceted 20 carat each Chalcedony perfectly math color wise and are not too heavy on
Category

Antique 16th Century American Baroque Revival Drop Earrings

Materials

Chalcedony, Diamond, 14k Gold

Retro 20 Carat Aquamarine and Diamond Ring
Located in Aliso Viejo, CA
estimated carat weigh mounted in apprx. 20 carats. The center stone is flanked by eight round diamonds that
Category

Vintage 1950s British Retro Cocktail Rings

Materials

Aquamarine, Diamond, 18k Gold

20 Carat Tanzanite and Diamond Ring/Pendant in 18 Karat White Gold
Located in Chicago, IL
20cts Tanzanite & Diamond Ring/Pendant in 18k WG - 18kt. White Gold Tanzanite & Diamond Ring
Category

2010s Unknown Contemporary Fashion Rings

Materials

Diamond, Tanzanite, 18k Gold, White Gold

20 Carat Sri Lankan Blue Aquamarine Diamonds 18 Karat White Gold Cocktail Ring
By D and A Style
Located in Singapore, SG
Cocktail ring - about 20 carat aquamarine, white gold and diamonds. This ring is one of a kind
Category

21st Century and Contemporary Armenian Modern Cocktail Rings

Materials

Diamond, Aquamarine, Gold, 14k Gold, 18k Gold, Rose Gold, White Gold, Ye...

20 Carat Bright Aquamarine and Diamond Cocktail Ring
Located in New York, NY
This original Ben Moses Jewelry Design ring is made with a remarkably bright 20 Carat Aquamarine
Category

Vintage 1980s Unknown Contemporary Cocktail Rings

Materials

Aquamarine, Diamond, 14k Gold

Antique Ring .20 Carat Diamond and 18 Karat Yellow Gold Art Deco
Located in Tampa, FL
A stunning Art Deco 18k yellow gold Antique engagement ring featuring a .20ct. apx. European cut
Category

Vintage 1920s Unknown Art Deco Engagement Rings

Materials

Diamond, Blue Sapphire, 18k Gold, Yellow Gold

20 Carat Agate Cocktail Ring With Diamonds, Rubies and Sapphires 18k Yellow Gold
Located in Great Neck, NY
Agate stone in the center weighing approximately 20 carats. The main stone is surrounded by 0.60 carats
Category

21st Century and Contemporary Cocktail Rings

Materials

Agate, Diamond, Ruby, Sapphire, Yellow Gold

20 Inch 14k Rose Gold 0.40 Carat Round Cut Diamond Solitaire Pendant Necklace
Located in Los Angeles, CA
This diamond circle pendant provides a glowing chic look. Metal: 14k Gold Diamond Total Carats
Category

2010s North American Pendant Necklaces

Materials

Diamond, Rose Gold

20 Inch 14k Yellow Gold 0.90 Carat Round Cut Diamond Solitaire Pendant Necklace
Located in Los Angeles, CA
This diamond circle pendant provides a glowing chic look. Metal: 14k Gold Diamond Total Carats
Category

2010s North American Pendant Necklaces

Materials

Diamond, Yellow Gold

20 Inch 14k White Gold 0.90 Carat Round Cut Diamond Solitaire Pendant Necklace
Located in Los Angeles, CA
This diamond circle pendant provides a glowing chic look. Metal: 14k Gold Diamond Total Carats
Category

2010s North American Pendant Necklaces

Materials

Diamond, White Gold

14k White Gold Tennis Necklace. 20 Carats F-G Color Vs Clarity, 18 Inches
Located in Los Angeles, CA
. Metal: 14k Gold Diamond Cut: Round Natural (Not Lab Grown or Moissanite) Total Diamond Carats: 20
Category

2010s American Chain Necklaces

Materials

Diamond, 14k Gold, White Gold

14k White Gold Tennis Necklace. 20 Carats F-G Color Vs Clarity, 22 Inches
Located in Los Angeles, CA
. Metal: 14k Gold Diamond Cut: Round Natural (Not Lab Grown or Moissanite) Total Diamond Carats: 20
Category

2010s American Chain Necklaces

Materials

Diamond, 14k Gold, White Gold

Sharon Khazzam 20 Karat Rose Gold, 28.86 Carat Garnet and White Diamond Ring
By Sharon Khazzam
Located in Great Neck, NY
Garnet Big Ring A twenty-karat rose gold ring showcasing a large 28.86 carat garnet. The entire
Category

2010s American Cocktail Rings

Materials

Diamond, White Diamond, Garnet, Rose Gold

Vintage Amethyst Cocktail Ring in 20 Carat Amethyst
Located in Kendal, GB
securely in a 14ct White Gold claw mount with a thick band complete with hallmarks. The Amethyst has a
Category

Late 20th Century Cocktail Rings

Materials

Amethyst, White Gold

18 Karat Gold Natural 1.80 Carat Morganite 20 FG/VS Diamond Halo Ring Handmade
Located in Kiara, AU
A beautifully crafted solid 18 carat rose gold ring featuring a quality 1.80 carat morganite
Category

2010s Australian Contemporary Engagement Rings

Materials

Diamond, Morganite, 18k Gold, Rose Gold

Natural 20 Carat Ruby and Diamond Bracelet Invisible Set
Located in New York, NY
Natural 20 Carat Ruby and Diamond Bracelet Invisible Set Stones: Ruby Stone Shape: Princess Stone
Category

Early 2000s Unknown Modern Modern Bracelets

Materials

Diamond, Ruby, 18k Gold

Cleopatra 20 carat Garnet Blue Topaz Snake Branch Necklace-Sterling Silver Gold
Located in West Palm Beach, FL
Sterling Silver/ Gold Wash Double Snake Necklace with 17.52 carats total of 2mm each round Garnets and 4
Category

20th Century Art Deco Drop Necklaces

Materials

Garnet, Topaz

Boon Flamboyant Blue Sapphire 20 Carat Amethyst 18k Yellow Gold Clip-On Earrings
By BOON
Located in Bangkok, TH
BOON Flamboyant Blue Sapphire 20 Carat Amethyst 18K Yellow Gold Clip-On Earrings Gold: 18K Yellow
Category

21st Century and Contemporary Thai Clip-on Earrings

Materials

Amethyst, Blue Sapphire, 18k Gold, Yellow Gold

20 Inch 14k White Gold 2 Carat Diamond by the Yard Round-Cut Bezel Necklace
Located in Los Angeles, CA
Gold Number of Diamonds: Eight Gold Color: White Gold Carat: 2 Carat Necklace Length: 20 Inches Diamond
Category

2010s North American Chain Necklaces

Materials

Diamond, White Gold

20 Inch 14k Yellow Gold 1.5 Carat Diamond by the Yard Round-Cut Bezel Necklace
Located in Los Angeles, CA
Gold Number of Diamonds: Eight Gold Color: Yellow Gold Carat: 1.5 Carat Necklace Length: 20 Inches
Category

2010s North American Chain Necklaces

Materials

Diamond, Yellow Gold

Romantic 20 Carat Heart Shape Aquamarine and Diamond Ring
Located in Lambertville, NJ
Gleaming 14kt. yellow gold handmade aquamarine and diamond ring. The center is set with a fine
Category

Late 20th Century Cocktail Rings

Materials

Aquamarine, Diamond, 14k Gold

Natural Black Oval Diamond 8.50 Carat 20 Karat Rose Gold Ring Pink Diamonds
Located in New York, NY
Natural black oval shaped diamond weighing 8.50 carats. The diamond is set in a 20 karat rose gold
Category

21st Century and Contemporary American Modern Dome Rings

Materials

Black Diamond

18 Karat Gold Giant 20 Carat Blue Sapphire Cabochon Octagon Top Diamond Ring
Located in New York, NY
18K Yellow Gold Giant 20CT Blue Sapphire Cabochon Octagon Top Diamond Ring Metal: 18 K Yellow Gold
Category

21st Century and Contemporary Unknown Modern Cocktail Rings

20 carats Natural Diamond Tennis Necklace in 14K White Gold 3 Prong VS2/SI1 G/H
Located in Jersey City, NJ
Metal Type:- White Gold Carat Weight:- 20 Carat Diamonds Diamond Shape:- Round Metal Type:- 14kt
Category

21st Century and Contemporary North American Modern Chain Necklaces

Materials

White Diamond, White Gold

Unisex 20 Carat GIA Cats Eye Alexandrite and Canary Diamond Ring
Located in METAIRIE, LA
approximately 20.00 carats securely set in four doubled split prongs. Chrysoberyl / Alexandrite is the only true
Category

Vintage 1980s Solitaire Rings

Materials

Diamond, Alexandrite, Chrysoberyl, 14k Gold, Yellow Gold, White Gold

MAIKO NAGAYAMA 20 Carat Natural Garnet with Diamond Contemporary Cocktail Ring
By Maiko Nagayama
Located in London, Mayfair
of diamonds and 20 carat of rare vivid red color natural garnet and black enamel is from MAIKO
Category

2010s British Contemporary Engagement Rings

Materials

Diamond, Blue Diamond, Garnet, Turquoise, 18k Gold, Yellow Gold

Cober “Hidden gems” 0.26 Carat central Brilliant-cut 20 x 0.01 Diamonds Ring
By Vincent Cober
Located in OSS, NH
Elegance of a 14K Yellow Gold Ring with Brilliant-cut Diamonds from Cober Jewellery! At Cober Jewellery, we
Category

2010s Dutch Contemporary Fashion Rings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

20 Carat Trilliant Cut Amethyst and Diamond Ring by John Landrum Bryant
By H.H. Prince John Landrum Bryant
Located in New York, NY
Thirty round brilliant cut diamonds are DEF color and VS1 clarity and weigh 1.01 carats. I created
Category

21st Century and Contemporary American Contemporary Cocktail Rings

Materials

Amethyst, Diamond, Gold, 18k Gold

14K White Gold Bracelet 3.8mm Half-Bezel with 20 Round 3.8mm Diamonds by Manart
Located in New Orleans, LA
with the 14K White Gold 3.8mm Half-Bezel Bracelet by Manart Gold & Diamond Jewelry. Embellished with 20
Category

21st Century and Contemporary American Modern Bangles

Materials

Diamond, White Diamond, 14k Gold, White Gold

1-1/20 ct. Aquamarine and Diamond Accent Dangle Earrings in 14K Yellow Gold
By Affinity Designs LLC
Located in New York, NY
accompanied by sparkling round single cut white diamonds. The 14K yellow gold setting adds touches of luxury
Category

2010s Asian Contemporary Dangle Earrings

Materials

Aquamarine, Diamond, Yellow Gold

1 of a Kind Julia Boss 24 Karat Oval Cabochon 20 Carat Ruby Ring
Located in Palm Beach, FL
be outdated! Hand hammered finish boasts a center oval cabochon ruby weighing an impressive 20
Category

21st Century and Contemporary American Artisan Fashion Rings

Materials

Ruby, 24k Gold

Boulder Opal with 10.4 Ctw Blue Zircon and .20 Ctw Diamonds set in 18K, Platinum
By Diana Kim England
Located in Red Hook, NY
Boulder Opal with 10.37 ctw Blue Zircon and .20 ctw Diamonds set in 18k Gold and Platinum. One
Category

21st Century and Contemporary American Artisan Stud Earrings

Materials

Opal, Zircon, 18k Gold, Platinum

Diamond Pendant Necklace, Round Brilliant Diamond .20 Carat or 1/5 th Carat
By Five Star Jewelry
Located in Austin, TX
This 18K white gold diamond pendant is simple but elegant. It has a full cut diamond that is .20
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Gold, 14k Gold, White Gold

20 Carat Blue Lapis Lazuli Gentleman’s Gold Ring Estate Fine Jewelry
Located in Montreal, QC
Magnificent Lapis Lazuli Ring, centering a large oval cabochon 20 Carat cabochon-cut Lapis Lazuli
Category

Late 20th Century Modernist Signet Rings

Materials

Diamond, Lapis Lazuli, 14k Gold

20 Carat Peridot Gold Bracelet
Located in Miami, FL
14k yellow gold bracelet featuring 26 oval cut peridot weighing approximately 20cts total. Metal
Category

21st Century and Contemporary American Link Bracelets

Materials

Peridot, 14k Gold, Yellow Gold

20 Carat Coral and Rubies Art Deco Style Gold Cocktail Ring Estate Fine Jewelry
Located in Montreal, QC
set with a 20 Carat Cabochon Angelskin Coral, surrounded with Rubies weighing approx. 2.00tcw. Hand
Category

20th Century Art Deco Cocktail Rings

Materials

Coral, Ruby, Gold, 18k Gold, Yellow Gold

20 Carat Natural Untreated Diamond Tennis Necklace 18 Carat White Gold
By Antinori Fine Jewels
Located in Chicago, IL
set in a 18 carat white gold riviera or tennis style necklace. The insertion clasp has a double push
Category

2010s Italian Modern Chain Necklaces

Materials

Diamond, 18k Gold

20 Carat Emerald 1.8 Carat Diamond Tennis Bracelet 18 Karat White Gold
Located in New York, NY
spaced by two diamonds .Total weight of Emerald is 20 carat. Total number of diamonds are 50 and diamond
Category

2010s Tennis Bracelets

Materials

Diamond, Emerald, 18k Gold, White Gold

Retro 20 Carat Aquamarine Diamond Gold Ring
Located in Napoli, NA
handmade wave design. The ring is set with a stunning 20 carat Aquamarine of perfect cut and great quality
Category

Vintage 1940s Retro Cocktail Rings

Materials

Aquamarine, Diamond, 18k Gold, Gold

.20 Carat Diamond 14k Yellow Gold Slide Band Ring
Located in Stamford, CT
1970's modern design diamond slide 14k yellow gold ring that offers a unique and modern twist on a
Category

Late 20th Century Fashion Rings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

20 Carat Aquamarine Diamonds Two Color Gold Brooch
Located in Miami, FL
14k yellow and rose gold vintage brooch featuring a shield cut aquamarine weighing approximately
Category

21st Century and Contemporary American Brooches

Materials

Aquamarine, Diamond, White Diamond, 14k Gold

20 Carat Diamond Gold Multi Row Bracelet
Located in Boca Raton, FL
This classy 18 karat white gold bracelet is fashioned with multiple rows of diamonds. There is
Category

21st Century and Contemporary Modern Modern Bracelets

Materials

White Diamond, 18k Gold

Antique Large Flower 20 carat Diamond Gold Brooch/Pendant
Located in Napoli, NA
weight 20 carat graded I color SI clarity, 18k white gold mounting; This piece is designed and crafted
Category

Mid-20th Century Italian Brooches

Materials

Diamond, 18k Gold

Ring Emerald 2, 73 Carats Diamonds 0, 20 Carats Yellow Gold 18 Carats
Located in Vannes, FR
Ring Emerald 2, 73 Carats Diamonds 0, 20 Carats Yellow Gold 18 Carats This superb 18-carat white
Category

21st Century and Contemporary French Contemporary Cocktail Rings

Materials

Emerald, Gold, 18k Gold, White Gold

20 Carat Amethyst and 1 Carat Diamond Cocktail Ring in 14 Karat Yellow Gold
Located in New York, NY
Approximately 20 Carat Amethyst and 1 Ct Diamond Cocktail /Engagement Ring in 14 karat Yellow gold
Category

2010s Cocktail Rings

Materials

Amethyst, Diamond, 14k Gold, Yellow Gold

Chocolate Diamond Beaded Sautoir Necklace 49 Carat 20 Karat Gold
By Pamela Farland
Located in New York, NY
Faceted oval diamond beads weighing 49 carats in subtle shades of "chocolate" are strung on a 20K
Category

21st Century and Contemporary American Artisan Beaded Necklaces

Materials

Diamond, Gold, Yellow Gold

White Gold 20 Carat Diamond Tennis Line Necklace
Located in Baltimore, MD
White Gold 20 Carat Diamond Tennis Line Necklace Metal: 14k white gold Diamonds: 136 round
Category

21st Century and Contemporary American Modern Drop Necklaces

Materials

Diamond, White Gold

18K White Gold 20 Carat Diamond Collar Necklace
Located in New York, NY
Comes to us from our estate collection this lovely collar necklace is crafted in 18k white gold
Category

20th Century Unknown Modern Link Necklaces

Materials

Diamond, White Gold

8.90 Carat Round Diamond 14 Karat Yellow Gold Tennis Necklace 20
Located in Great Neck Plaza, NY
Elegantly simple 14 Karat Yellow Gold Round Brilliant Cut Natural Diamond Tennis Necklace set on 4
Category

2010s American More Necklaces

Materials

Diamond, White Diamond, 14k Gold, Yellow Gold

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20 Carat Gold Jewelry For Sale on 1stDibs

On 1stDibs, you can find the most appropriate piece of 20 carat gold jewelry for your needs in our varied inventory. Every item for sale was constructed with extraordinary care, often using Gold, 18k Gold and Yellow Gold. You can easily find a 8196 antique edition and 1441 modern creations to choose from as well. You’re likely to find the perfect item from our selection of 20 carat gold jewelry among the distinctive items we have available, which includes versions made as long ago as the 18th Century as well as those produced as recently as the 21st Century. For this particular accessory, there are many different carat weights to choose from, but .5 Carat and 1 Carat versions are of considerable interest. There have been many well-made iterations of the classic choice in our collection of 20 carat gold jewelry over the years, but those made by Luigi Ferrara, Tiffany Co. and Cartier are often thought to be among the most beautiful. An object in our assortment of 20 carat gold jewelry can make for a versatile accessory, but a selection from our variety of 7992 Diamond versions can add an especially stylish touch. See these pages for a round cut iteration of this accessory, while there are also oval cut cut and emerald cut cut versions available here, too. Finding an option in this array of 20 carat gold jewelry for sale for women should be easy, but there are 2957 pieces available to browse for unisex as well as men, too.

How Much is a 20 Carat Gold Jewelry?

The price for a piece of 20 carat gold jewelry starts at $53 and tops out at $1,575,000 with these rings, on average, selling for $3,580.

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 20 Carat Gold Jewelry
  • 1stDibs ExpertApril 5, 2022
    The term “20 carat gold” does not have a meaning. “Carat” is a unit of measurement used to describe the size of gemstones. “Karat” is the unit used to describe gold precious metal. Gold stamped as 20 karat or 20K is 83.3 percent pure gold and 16.7 percent metal alloy. You'll find a wide variety of gemstone jewelry on 1stDibs.