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14k White Gold Diamond Wave Pendant with White Gold Rolo Chain 1.75 Carat
Located in Sherman Oaks, CA
Gorgeous, Unique 14k White Gold Diamond Pendant Features Clusters of Seven Prong-Set Round
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, White Gold, 14k Gold

White Gold Diamond Coffin Necklace
By argenton design
Located in SUFFOLK PARK, AU
our unique White Gold Diamond Coffin Pendant, is crafted from solid 9k White Gold and a natural
Category

2010s Australian Contemporary Pendant Necklaces

Materials

Diamond, 9k Gold, White Gold

Rose Gold Diamond Coffin Necklace
By argenton design
Located in SUFFOLK PARK, AU
Our unique Rose Gold Diamond Coffin Pendant, is crafted from solid 9k Rose Gold and a natural White
Category

2010s Australian Contemporary Pendant Necklaces

Materials

Diamond, 9k Gold, Rose Gold

AS29 DNA Pave Diamond Necklace in 18k Black Gold
By AS29
Located in Hong Kong, HK
Crafted in 18k gold, this piece features a unique pave diamond pendant and a solid gold bail. A piece like
Category

21st Century and Contemporary Hong Kong Pendant Necklaces

Materials

Diamond, White Diamond, 18k Gold, Gold

AS29 DNA Pave Diamond Necklace in 18k Yellow Gold
By AS29
Located in Hong Kong, HK
Crafted in 18k gold, this piece features a unique pave diamond pendant and a solid gold bail. A piece like
Category

21st Century and Contemporary Hong Kong Pendant Necklaces

Materials

Diamond, White Diamond, 18k Gold, Yellow Gold

Medium Pave Diamond Tag Necklace in 18k Yellow Gold
By AS29
Located in Hong Kong, HK
Crafted in 18k gold, this piece features a unique pave diamond pendant and a solid gold bail. A piece like
Category

21st Century and Contemporary Hong Kong Pendant Necklaces

Materials

Diamond, White Diamond, 18k Gold, Yellow Gold

AS29 Medium Pave Diamond Tag Necklace in 18k Black Gold
By AS29
Located in Hong Kong, HK
Crafted in 18k gold, this piece features a unique pave diamond pendant and a solid gold bail. A piece like
Category

21st Century and Contemporary Hong Kong Pendant Necklaces

Materials

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

Unique Shell Cameo Diamonds Pendant
By G.MINNER
Located in Colmar, FR
signed "IMPERATRICE", surrounded by 13 brilliant cut diamonds. The pendant is a G.MINNER unique
Category

21st Century and Contemporary French Art Nouveau Drop Necklaces

Materials

Diamond, White Diamond, 18k Gold, Yellow Gold

Unique Round Diamonds Pearl Pendant Necklace
Located in Orlando, Florida
Unique Round Diamonds Pearl Pendant Necklace, Diamond Pearl Pendant Necklace, Vintage Bridal
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Unique Emerald, Ruby and Diamond Brooch/Pendant
Located in Bay Harbor Islands, FL
This unique pendant can also be worn as a brooch. It is crafted in 18K Yellow Gold and Oxidized
Materials

18k Gold

Unique Oval Cut Natural Sapphire Diamond Pendant Necklace
Located in Orlando, Florida
Unique Oval Cut Sapphire Diamonds Pendant Necklace, Natural Sapphire Diamond Pendant Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Burdeen s Unique Mother-of-Pearl Diamond Gold Cross Pendant Necklace
Located in Buffalo Grove, IL
This Burdeen's Jewelry most unique & gorgeous 18K White Gold, Mother-of-Pearl & Diamond Maltese
Category

21st Century and Contemporary American Necklace Enhancers

Materials

White Diamond, 18k Gold, White Gold

Unique Pear Shaped Tanzanite Diamonds Pendant Necklace, 18K Gold
Located in Orlando, Florida
Unique Pear Shaped Tanzanite Diamonds Pendant Necklace, 18K Gold Diamond Pendant Necklace, Antique
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Unique Floral Oval Cut Emerald Diamonds Pendant Necklace, Minimalist
Located in Orlando, Florida
Unique Floral Oval Cut Emerald Diamonds Pendant Necklace, Modern Natural Emerald Diamond Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Unique Cushion Cut Diamonds Butterfly Necklace, Minimalist Pendant Necklace
Located in Orlando, Florida
: Primary Stone(s) Type: Diamonds Primary Stone(s) Shape: Cushion Cut Primary Stone(s) Dimensions: 2.25 mm
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Vintage Emerald Cut Emerald Diamonds Pendant Necklace, Unique Natural Emerald
Located in Orlando, Florida
Vintage Emerald Cut Emerald Diamonds Pendant Necklace,Unique Natural Emerald Diamond Pendant
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Unique Round Cut Diamonds Gold Pendant Necklace, Modern Butterfly Shaped
Located in Orlando, Florida
Unique Round Cut Diamonds Gold Pendant Necklace, Modern Butterfly Shaped Diamond Gold Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Unique Halo Oval Cut Sapphire Diamonds Bridal Pendant Necklace 18K Gold
Located in Orlando, Florida
Unique Halo Oval Cut Sapphire Bridal Pendant Necklace, 18K Gold Sapphire Diamond Pendant Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

1920s Seed Pearl and 0.95 Carat Diamond Pendant
Located in Melbourne, AU
Featuring a unique antique seed pearl diamond pendant set in three vintage seed pearls and 34 Old
Category

Vintage 1920s American Art Deco More Necklaces

Materials

Diamond, White Diamond, South Sea Pearl, 14k Gold, White Gold

Hand Forged Diamond Silver Gold Lock and Key Pendant
By Michael Barin
Located in Carmel by the Sea, CA
chain. Adorned with 0.3 carats of Vivid Yellow Diamonds, this unique pendant is accompanied by a
Category

2010s American Contemporary Chain Necklaces

Materials

Diamond, Yellow Diamond, 18k Gold, Silver, Yellow Gold

Minimalist Two Tone Diamonds Pendant Necklace, Round Cut Diamond Necklace
Located in Orlando, Florida
Modern Two Tone Diamonds Pendant Necklace, Unique Round Cut Diamond Pendant Necklace, - Diamond
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Vintage Emerald Cut Aquamarine Diamonds Pendant Necklace
Located in Orlando, Florida
Vintage Emerald Cut Aquamarine Diamonds Pendant Necklace, Unique Aquamarine Diamond Pendant
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Vintage Pear Cut Emerald Diamonds Pendant Necklace
Located in Orlando, Florida
Vintage Pear Cut Emerald Diamonds Pendant Necklace, Unique Natural Emerald Diamond Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Vintage Emerald Cut Morganite Diamonds Pendant Necklace
Located in Orlando, Florida
Vintage Emerald Cut Morganite Diamonds Pendant Necklace, Unique Diamond Bridal Pendant Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Vintage Pear Shaped Sapphire Diamonds Pendant Necklace
Located in Orlando, Florida
Vintage Pear Shaped Sapphire Diamonds Pendant Necklace, Unique Diamond Sapphire Bridal Pendant
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Solitaire Round Diamonds Gold Pendant Necklace, 18K Gold
Located in Orlando, Florida
"Solitaire Round Diamonds Gold Pendant Necklace, Unique 18K Gold Diamond Gold Pendant Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Modern Emerald Cut Emerald Diamonds Pendant Necklace, 18K Gold
Located in Orlando, Florida
Modern Emerald Cut Emerald Diamonds Pendant Necklace, Unique 18K Gold Emerald Diamond Pendant
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Halo Oval Cut Emerald Diamonds Bridal Pendant Necklace, Vintage
Located in Orlando, Florida
Halo Oval cut Emerald Diamonds Bridal Pendant Necklace, Unique Vintage Diamond Bridal Pendant
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Minimalist Cabochon Onyx Diamonds Gold Pendant Necklace, 18K Gold
Located in Orlando, Florida
Modern Cabochon Onyx Diamonds Gold Pendant Necklace, Unique 18K Gold Diamond Pendant Necklace For
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Halo Emerald Cut Emerald Diamonds Pendant Necklace, 18K Gold
Located in Orlando, Florida
Halo Emerald Cut Emerald Diamonds Pendant Necklace, Unique 18K Gold Diamond Pendant Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Halo Emerald Cut Emerald Diamonds Pendant Necklace, 18K Gold
Located in Orlando, Florida
"Halo Emerald Cut Emerald Diamonds Pendant Necklace, Unique 18K Gold Natural Emerald Diamond
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Halo Pear Shaped Emerald Diamonds Pendant Necklace, Natural Emerald
Located in Orlando, Florida
Halo Pear Shaped Emerald Diamonds Pendant Necklace, Unique Natural Emerald Diamond Pendant Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Halo Emerald Cut Ruby Diamonds Pendant Necklace, Natural Ruby
Located in Orlando, Florida
Halo Emerald Cut Ruby Diamonds Pendant Necklace, Unique Natural Ruby Diamond Pendant Necklace
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Halo Oval Cut Emerald Diamonds Pendant Necklace, Natural Emerald
Located in Orlando, Florida
Halo Oval Cut Emerald Diamonds Pendant Necklace, Unique Natural Emerald Diamond Necklace, Vintage
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Halo Oval Cut Emerald Diamonds Pendant Necklace, Natural Emerald
Located in Orlando, Florida
Halo Oval Cut Emerald Diamonds Pendant Necklace, Unique Natural Emerald Diamond Gold Necklace For
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Minimalist Baguette Cut Diamonds Gold Pendant Necklace, 18K Yellow Gold
Located in Orlando, Florida
"Modern Baguette Cut Diamonds Gold Pendant Necklace, Unique 18K Yellow Gold Diamond Pendant
Category

21st Century and Contemporary American More Necklaces

Materials

18k Gold

Diamond Two Color Gold Heart Necklace
Located in Chestnut Hill, MA
Unique heart shaped diamond enhancer pendant made of 18 karat yellow gold and black antiqued gold
Category

21st Century and Contemporary American Necklace Enhancers

Materials

Diamond, 18k Gold

Diamond Rose Gold and Silver Lock and Key Necklace
By Michael Barin
Located in Carmel by the Sea, CA
. Adorned with 0.3 carats of White Diamonds, this unique pendant is accompanied by a removable, Hand Crafted
Category

2010s American Contemporary Chain Necklaces

Materials

Diamond, White Diamond, 14k Gold, Rose Gold, Silver

10.00 Carat Diamond Cross Invisibly Set 14 Karat White Gold Pendant
Located in Sherman Oaks, CA
Gorgeous, Unique 14k White Gold Diamond Cross Pendant Features Unique, Elaborate Designs Including
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 14k Gold

14k White Gold Diamond Barrel Pendant
By Avanti
Located in Carrollton, TX
This unique diamond pendant is made in a shape of a barrel tube. This pendant will not flip! The
Category

2010s American Contemporary Pendant Necklaces

Materials

Diamond, 14k Gold, White Gold

.925 Sterling Silver 3.0 cttw Treated Black Solitaire Diamond Pendant Necklace
Located in New York, NY
Add this stunningly unique diamond pendant to your jewelry collection and impress all your
Category

21st Century and Contemporary Indian Modern Pendant Necklaces

Materials

Diamond, Black Diamond, Rhodium, Sterling Silver

Art Deco 0.75 Carat Kite Cut Diamond and Sapphire Pendant Necklace
Located in Narberth, PA
A unique diamond pendant necklace from the Art Deco (ca1920s) era! Crafted in platinum, this
Category

Vintage 1920s Unknown Art Deco Pendant Necklaces

Materials

Diamond, Sapphire, Platinum

Unique Diamond Floral Pendant Necklace in 18 Karat White Gold
Located in Webster, NY
Unique cluster diamond pendant necklace crafted in 18k white gold. Diamond Carat Weight
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold

Unique Art Deco pendant with diamonds and emeralds, 1920s/1930s.
Located in Chorzów, PL
A unique item in our antique shop - a beautiful pendant from the Art Deco period. Origin
Category

Vintage 1930s Unknown Art Deco Pendant Necklaces

Materials

Diamond, Emerald, 14k Gold, Silver

Unique 2.70ct Fancy Green Australian Sapphire Diamond 18k White Gold Pendant
By Gems and Jewels UK
Located in Birmingham, GB
Fine Vivid Green Fancy Cut Australian Sapphire & Diamond 18k White Gold Pendant Necklace. Unique
Category

21st Century and Contemporary Pendant Necklaces

Materials

Sapphire, Green Sapphire, Diamond, Gold, 18k Gold, White Gold

Diamond Star 18k Yellow Gold Pendant Necklace Invisible Setting Unique AD1922v1
Located in Osprey, FL
♥ We have set four beautiful white diamonds in a pretty star-shaped pendant with an invisible
Category

2010s American Pendant Necklaces

Materials

Diamond, Yellow Gold, 18k Gold

Antique Victorian 15k Gold Amethyst Diamond Large Locket Pendant Unique Shape
Located in Montclair, NJ
This magnificent and truly one of a kind locket pendant was hand crafted from solid 15k yellow and
Category

Antique 1880s Victorian Pendant Necklaces

Materials

Amethyst, Diamond, 15k Gold

Unique 18k White Yellow Gold Frog Diamond Lapis Lazuli Emerald Pendant Necklace
Located in Birmingham, GB
Unique 18k White And Yellow Gold Frog Pendant Necklace. A beautifully made and unique diamond and
Category

21st Century and Contemporary Pendant Necklaces

Materials

Sapphire, Diamond, White Diamond, Emerald, Lapis Lazuli, Gold, 18k Gold,...

8ct Unique Pink Tourmaline Pendant Necklace w Natural Diamonds in Solid 18K Gold
Located in Columbus, OH
This beautiful pendant necklace features an 8ct pink tourmaline with natural earth-mined diamonds
Category

2010s American Art Deco Pendant Necklaces

Materials

Diamond, White Diamond, Tourmaline, Gold, 18k Gold, Yellow Gold

Unique 1.50ct Diamonds Kite-Shaped Cross Pendant w/ Necklace in 14K White Gold
Located in רמת גן, IL
Extraordinary 1.50ct Diamonds Kite-Shaped Cross Pendant w/ Necklace in 14K White & Black Gold - AIG
Category

2010s Israeli Pendant Necklaces

Materials

Diamond, 14k Gold, White Gold

Unique Two-Tone Mexican Fire Opal Diamond Pendant Necklace in 18K Yellow Gold
Located in Suwanee, GA
Unique Two-Tone Mexican Fire Opal Diamond Pendant Necklace in 18K Yellow Gold. Free Domestic USPS
Category

2010s American Artist Pendant Necklaces

Materials

Diamond, Opal, Fire Opal, 18k Gold, Yellow Gold

Unique 1.5 ct Orange Sapphire Diamond Cross Pendant Embedded in 18K White Gold
By VR Jewels
Located in New York, NY
Unique orange sapphire and diamond cross pendant in 18K gold. It has square cut sapphires and
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Sapphire, Gold, 18k Gold, White Gold

Diamond Snowflake Pendant Necklace
Located in Webster, NY
Unique necklace featuring a circular diamond pendant with floating diamond encrusted sun in the
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold

Bespoke Diamond Circular Pendant 1.80ct
Located in SYDNEY, NSW
Unique features: A Diamond Large Circular Pendant, with 181 round brilliant cut diamonds set in
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, White Gold

Bespoke Diamond Pendant Necklace 0.65ct
Located in SYDNEY, NSW
Unique features: A Bespoke Diamond pendant. Made of 9ct White Gold, and weighing 1.46 gm. Set
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, White Gold

13.50 Carat Aquamarine Diamond Pendant
By Mehnaz Durrani
Located in Richmond, BC
Unique aquamarine diamond pendant. Transparent clean, lively icy blue tone, round faceted, natural
Category

21st Century and Contemporary Canadian Contemporary Pendant Necklaces

Materials

Aquamarine, Diamond, 14k Gold

Unique Edwardian Natural Pearl and Diamond Necklace in Platinum 950
Located in Lucerne, CH
This beautiful diamond and natural pearl necklace from the Edwardian era in the early 20th century
Category

Early 20th Century Unknown Edwardian Pendant Necklaces

Materials

Diamond, Natural Pearl, Gold, 14k Gold, White Gold, Platinum

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Unique Diamond Pendants For Sale on 1stDibs

Browse a vast assortment of unique diamond pendants for sale on 1stDibs. Frequently made of gold, 18k gold and white gold, these items were constructed with great care. Our selection of items includes 1334 vintage examples as well as 3891 contemporary versions. Our inventory is broad and distinctive, with accessories on offer that were made as long ago as the 18th Century to those produced as recently as the 21st Century. contemporary and modern are consistently popular styles when it comes to unique diamond pendants. Many examples in our inventory of these items are appealing no matter their origins, but Akillis, Victor Mayer and Vaibhav Dhadda produced popular versions that are worth a look. While most can agree that any pick from our collection easily elevates most outfits, but the choice of diamond versions from the 4147 available is guaranteed to add a special touch to your ensemble. A selection of round cut, brilliant cut and oval cut can be found today on these pages. If you’re browsing the variety of unique diamond pendants for sale, you’ll find that many are available today for women, but there are still pieces to choose from for men.

How Much are Unique Diamond Pendants?

Prices for unique diamond pendants can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1 and can go as high as $541,700, while unique diamond pendants, on average, fetch $3,502.

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.  

Finding the Right Necklaces for You

We are fortunate to know much of the world’s long and dazzling history of necklaces, as this type of jewelry was so treasured that it was frequently buried with its owners. Today, Van Cleef necklaces, Tiffany necklaces and Cartier necklaces are some of the most popularly searched designer necklaces on 1stDibs.

Lapis lazuli beads adorned necklaces unearthed from the royal graves at the ancient Iraqi civilization of Sumer, while the excavation of King Tut’s burial chamber revealed a sense of style that led to a frenzy of Art Deco designs, with artisans of the 1920s seeking to emulate the elegant work crafted by Ancient Egypt’s goldsmiths and jewelry makers. 

In ancient times, pendant necklaces worn by royalty and nobles conferred wealth and prestige. Today, wearing jewelry is about personal expression: Luxury diamond necklaces exude confidence and can symbolize the celebratory nature of a deep romantic relationship, while paper-clip chain-link necklaces designed by the likes of goldsmith Faye Kim are firmly planted in the past as well as the present. Kim works exclusively with eco-friendly gold, and these fashionable, fun accessories owe to the design of 19th-century watch fobs. 

For some, necklaces are thought of as being a solely feminine piece, but this widely loved accessory has been gender-neutral for eons. In fact, just as women rarely took to wearing a single necklace during the Renaissance, men of the era layered chains and valuable pendants atop their bejeweled clothing. In modern times, the free-spirited hippie and counterculture movements of the 1960s saw costume-jewelry designers celebrating self-expression through colorful multistrand necklaces and no shortage of beads, which were worn by anyone and everyone. 

Even after all of these years, the necklace remains an irrefutable staple of any complete outfit. Although new trends in jewelry are constantly emerging, the glamour and beauty of the past continue to inform modern styles and designs. In a way, the cyclical history of the necklace differs little from its familiar looped form: The celebrated French jewelry house Van Cleef Arpels found much inspiration in King Tut, and, now, their Alhambra collection is a go-to for modern royals. Vintage David Webb necklaces — whose work landed him on the cover of Vogue in 1950, two years after opening his Manhattan shop — were likely inspired by the ornamental styles of ancient Greece, Mesopotamia and Egypt

On 1stDibs, browse top designers like Dior, Chanel and Bulgari, or shop by your favorite style, from eye-catching choker necklaces to understated links to pearl necklaces and more. 

Questions About Unique Diamond Pendants
  • 1stDibs ExpertOctober 5, 2021
    The best chain for a diamond pendant is really a matter of preference. There are various features to look out for when you’re shopping for a chain for your diamond pendant — durability-wise, a cable chain will be strong and versatile for everyday wear. On 1stDibs, find a range of antique and vintage chain necklaces and pendant jewelry today.
  • 1stDibs ExpertOctober 12, 2021
    A good size diamond pendant is really a matter of preference. Usually half-carat and one-carat diamond pendants are considered the best size since they are within a budget range that many can realistically aspire to have. On 1stDibs, you can find a range of sizes of diamond pendants from different periods and creators to choose from.

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A Centuries-Old Style, Lockets Have Never Lost Their Romantic Appeal

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This Van Cleef & Arpels Necklace Is an Heirloom in the Making

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[Survey] Two-Thirds of Jewelry Gift Recipients Don’t Want to Be Surprised

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Meet the Dapper, Mustachioed Parisian Who’s Tops in Crafting Enticing Jewels

After more than a decade creating the iconic Lanvin gems of the Alber Elbaz years, designer Elie Top dove into the world of fine jewelry, mixing silver and gold to create his own striking, timeless look.