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Bespoke Diamond Heart Cluster Pendant 0.15ct
Located in SYDNEY, NSW
Unique features: A Diamond Heart Cluster Pendant, with 3 round brilliant cut diamonds pavé set in
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, White Gold

Yellow Gold Diamond Pendant 2.35ct TDW
Located in Mayfair, London, London
A unique 18k yellow gold diamond pendant. The pendant is set with 52 round brilliant cut diamonds
Category

21st Century and Contemporary British Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Unique necklace with pearl and diamonds 2.10ct, 1st half of 19th century.
Located in Chorzów, PL
. Necklace decorated with rose-cut diamonds with a total weight of approximately 2.10 ct with a centrally set
Category

Antique Mid-19th Century Unknown Georgian Pendant Necklaces

Materials

Diamond, Pearl, 18k Gold, Silver

Estate Platinum 3.90 Carat Pear Diamond Pendant
Located in Webster, NY
Unique halo style Pear Cut Diamond pendant crafted in platinum with 14k white gold chain. Center
Category

20th Century Pendant Necklaces

Materials

Diamond, Platinum

Unique Art Nouveau necklace with diamonds and pearl, Sweden around 1915.
By Bernhard Hertz
Located in Chorzów, PL
, silver clasp. Necklace with a freshwater cultured pearl and 27 rose-cut diamonds with a total weight of
Category

Early 20th Century Swedish Art Nouveau Pendant Necklaces

Materials

Diamond, Pearl, 18k Gold, Platinum, Silver

Unique necklace with pearl and diamonds 1.20ct, 1st half of 19th century.
Located in Chorzów, PL
decorated with rose-cut diamonds with a total weight of approximately 1.20ct with a centrally set pearl
Category

Antique Mid-19th Century Unknown Georgian Pendant Necklaces

Materials

Diamond, Pearl, 18k Gold, Silver

Yellow Gold Diamond Cluster Pendant 1.00 Carat TDW
Located in Mayfair, London, London
A unique 18k yellow gold diamond pendant. The pendant features a brushed gold floral design set to
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

White Gold Pear Marquise Cut Diamond Pendant 0.80ct
Located in Mayfair, London, London
A unique 18k white gold diamond pendant. The pendant comprises of a pear shaped diamond weighing
Category

21st Century and Contemporary Unknown Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

Yellow Gold Diamond Cluster Pendant 1.00 Carat TDW
Located in Mayfair, London, London
A unique 18k yellow gold diamond pendant. The pendant features a brushed gold floral design set to
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, Yellow Gold, 14k Gold

18 Karat Gold Champagne Diamond Snake Pendant Platinum Chain Necklace
By William Rosenberg
Located in Troy, MI
This unique diamond snake pendant is certain to delight. This Serpent is crafted in 18k white and
Category

21st Century and Contemporary American Pendant Necklaces

Materials

Diamond, 18k Gold, Platinum

Rachel Koen Diamond Cross Pendant Necklace Platinum 0.33Cttw 16 inches
Located in New York, NY
Sometimes a simple cross just isn't what you're looking for. This unique diamond cross pendant is
Category

2010s American Modern Pendant Necklaces

Materials

Diamond, Platinum

Emerald and Solitaire Diamonds Flower Pendant Necklace 14 Karat Yellow Gold
Located in New York, NY
circle around a solitaire 40 pointer round brilliant diamond Unique flower shape Pendant Diamonds
Category

2010s Pendant Necklaces

Materials

Diamond, Emerald, 14k Gold, Yellow Gold

14kt Two Tone Gold .35cttw Diamond Double Heart Pendant with Chain
Located in San Diego, CA
Unique double heart diamond pendant with 12 pave set single cut diamonds of approximately .20cttw
Category

21st Century and Contemporary Unknown Modern Pendant Necklaces

Materials

Diamond, Gold, 14k Gold, White Gold, Yellow Gold

Amethyst Tsavorite Necklace with Chain sweet Bubbles made in Italy so unique
Located in Viena, Viena
modern crab setting with long double crabs, pendant eye set with four green tsavorites totaling approx
Category

2010s Italian Modern Pendant Necklaces

Materials

Diamond, Amethyst, Tsavorite, 18k Gold, Rose Gold

Bespoke Diamond Pedant and Necklace White Gold 0.50 Caat
Located in SYDNEY, NSW
Unique features: Bespoke Diamond pendant and necklace. Made of 18 kt White Gold, and weighing 5 gm
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, White Gold

Decadent 11.21 Carat Diamond Asscher Aquamarine Chandelier 18K Choker Necklace
Located in Miami, FL
Decadence and Delight! This extraordinary and unique Diamond and aquamarine drop pendant Necklace
Category

Vintage 1980s Art Deco Pendant Necklaces

Materials

Aquamarine, Diamond, 18k Gold

Vintage Boucheron Frou Frou Diamond Tassel Necklace Set in 18k Yellow Gold
By Boucheron
Located in London, England
A unique Boucheron ‘Frou Frou’ diamond pendant necklace set in 18k yellow gold. From Boucheron’s
Category

1990s Unknown Retro Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Edwardian Style 15.39 Ethiopian Opal and Diamond Necklace in 18K White Gold
Located in Bangkok, TH
As absolutely fabulous and unique opal and diamond pendant necklace! The pendant features an oval
Category

21st Century and Contemporary Unknown Edwardian Pendant Necklaces

Materials

Diamond, Opal, 18k Gold, White Gold

0.50 Carat White Diamond Unique Ring Transformable into a Pendant
By Shimon s Creations
Located in New York, NY
want a piece of jewelry that is stunning, yet still unique and transformable in two settings. Diamond
Category

2010s American Contemporary Engagement Rings

Materials

White Diamond, 18k Gold

JANIYE, 18k/24K Gold, Diamond, Jadite Pendant/Brooch c1970 Unique
Located in Cincinnati, OH
A stylish gold, diamond and jadite pendant/brooch by Janiye of Boston. The 2 1/2" x 1 1/2
Category

American Brooches

Materials

Jade

Goshwara Tanzanite and Diamond Web Pendant
By Goshwara
Located in New York, NY
This unique Tanzanite and Diamond Web Pendant in 18K White Gold with Black Rhodium, from 'G-One
Category

21st Century and Contemporary American Contemporary More Jewelry

Materials

Diamond, Tanzanite, 18k Gold

Floating Oval Diamond Pendant with Chain
Located in Great Neck, NY
This beautiful pendant is made of 65 round VS2, G color diamonds totalling 0.62 carats to create
Category

21st Century and Contemporary American Contemporary Chain Necklaces

Materials

Diamond, 18k Gold, White Gold

Chimento Irina Orange Sapphire Diamond Gold Pendant Necklace
By Chimento
Located in Southampton, PA
necklace is made of 18K white gold and features a unique pendant set with diamonds and orange sapphires for
Category

21st Century and Contemporary Italian Necklace Enhancers

Materials

Sapphire, White Diamond, 18k Gold, White Gold

14K Two-Tone Gold and Diamond Baseball Cap Charm/Pendant #23555
Located in Washington Depot, CT
bracelet or as a unique pendant. Approximate total diamond weight: .04 ct. Diamond color: SI1-I1 Diamond
Category

20th Century Contemporary Charm Bracelets

Materials

Diamond, 14k Gold, White Gold, Yellow Gold

Chanel Camelia Diamond Gold Necklace
By Chanel
Located in Feasterville, PA
18k White Gold Hallmarks: Chanel, 750, Unique Serial Number Stones: Diamonds Pendant Dimensions
Category

Early 2000s Drop Necklaces

Materials

Diamond, 18k Gold, White Gold

LB Exclusive 18K Yellow Gold 1.55ct Diamond and Pearl Tassel Necklace
By LB Exclusive
Located in Southampton, PA
tassel pendant with a diamond-encrusted bail and cap securing multiple strings of pearls that taper in
Category

21st Century and Contemporary More Necklaces

Materials

Diamond, Pearl, 18k Gold, Yellow Gold

Unique Pattern Boulder Opal Diamond Pendant Necklace 18K Yellow Gold
Located in Suwanee, GA
Unique Pattern Boulder Opal Diamond Pendant Necklace 18K Yellow Gold. Free Domestic USPS First
Category

2010s American Arts and Crafts Pendant Necklaces

Materials

Diamond, Opal, 18k Gold, Yellow Gold

Diamond octopus pendant necklace sea pendant necklace 14KT gold unique art piece
Located in Jupiter, FL
octopus has many cute little details and two diamonds where the eyes are, nice large size, will come with
Category

21st Century and Contemporary Pendant Necklaces

Chantecler Campanella 18kt Gold Pendant with Citrine Quartz and Diamonds, Unique
By Chantecler Capri
Located in Roma, IT
Chantecler Campanella 18kt gold Pendant with Citrine Quartz and Diamonds - Unique Piece. The first
Category

2010s Italian Classical Roman Pendant Necklaces

Materials

Diamond, Citrine, Quartz, 18k Gold, Gold

Unique Victorian Period 18k Gold, Half Pearl and Garnet Carbuncle Pendant
Located in Palm Beach, FL
This unique Late-19th Century, Victorian period 18k gold, pendant is beautifully crafted with
Category

Antique Late 19th Century Unknown Victorian Pendant Necklaces

Materials

Diamond, Garnet, Pearl, 18k Gold

Antique French Cut Diamond Pendant
Located in Northampton, MA
unique! A very special diamond pendant indeed. The four French Cut diamonds here weigh approximately
Category

Vintage 1920s Unknown Art Deco Pendant Necklaces

Materials

Diamond, Platinum

Rare Unique Blue Diamond White 14k Gold Necklace for Her
By Natkina
Located in Genève, GE
White Gold 14K Cross Diamond 11-RND-1,13-G/VS1A Size 45 cm Weight 4,31 grams It is our honor
Category

2010s Swiss Modern Pendant Necklaces

Materials

Diamond, Blue Diamond, Gold, 14k Gold, White Gold

Extra Large 22.7Ø Unique Art Deco Diamond Shape Alabaster Pendant / Chandelier
Located in Lisse, NL
pendant from the early 1900s is an absolute joy to come home to. The rare and beautiful, diamond shape
Category

Early 20th Century European Art Deco Chandeliers and Pendants

Materials

Alabaster, Brass, Iron

Unique Emerald Diamond 18 Karat White Gold Necklace for Her
By Natkina
Located in Genève, GE
NECKLACE 18K White Gold Diamond 2.10 Cts/149 Pcs Emerald 2.47 Cts/1 Pcs With a heritage of
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Emerald, White Gold

Unique Emerald Diamond 18 Karat White Gold Necklace for Her
By Natkina
Located in Genève, GE
NECKLACE 18K White Gold Diamond 2.10 Cts/149 Pcs Emerald 2.47 Cts/1 Pcs With a heritage of
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Emerald, White Gold

Bespoke Diamond Heart Cluster Pendant 0.15ct
Located in SYDNEY, NSW
Unique features: A Diamond Heart Cluster Pendant, with 3 round brilliant cut diamonds pavé set in
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, White Gold

Unique Large Asymmetrical Fancy Blue and White Diamond 18K Gold Heart Necklace
Located in Tustin, CA
white diamond pendant necklace features hundreds of shimmering white and fancy blue round brilliant
Category

21st Century and Contemporary Italian Artisan Pendant Necklaces

Materials

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

Gemjunky Oval Sphene and Diamond Pendant
By Aria Jewelry Design
Located in Raleigh, NC
and it is accented with a 0.10 carat diamond. This unique, handmade pendant is rich 14kt yellow gold
Category

21st Century and Contemporary American Contemporary Pendant Necklaces

Materials

Diamond, Other, 14k Gold

Antique Art Deco Diamond Platinum Cross Pendant
Located in Miami, FL
diamond approx. 0.0.7 cts adds to the beauty of this classically unique, antique diamond cross pendant
Category

Vintage 1920s Unknown Art Deco Pendant Necklaces

Materials

Diamond, 18k Gold

14K Solid Gold Lobster Clasps Natural Diamond Clasps Lock Unique Gift For Women.
Located in Chicago, IL
14K Solid Gold Lobster Clasps Natural Diamond Clasps Lock Unique Gift For Women. Type Lobster Claw
Category

2010s Indian Art Deco Pendant Necklaces

Materials

Diamond, Gold, 14k Gold, Yellow Gold

18kt Rose Gold Mother of Pearl Diamond Pendant Necklace
By Picchiotti
Located in San Francisco, CA
necklace with unique mother of pearl and diamond pendant. 15 sparkling white diamonds come together for .51
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Pearl, 18k Gold, Rose Gold

Tiger Eye and Black Onyx Pipe Pendant with Diamonds
Located in Los Angeles, CA
, this unique pendant is half tiger eye and half black onyx with 14k white gold and diamonds as the ash
Category

1990s American Artisan Pendant Necklaces

Materials

Diamond, Onyx, Tiger s Eye, 14k Gold

South Sea Pearl in a Sapphire and Diamond Flower Pendant
Located in Great Neck, NY
This is definitely a unique piece made for a very special person. This 16-17mm South Sea pearl is
Category

21st Century and Contemporary American Contemporary Pendant Necklaces

Materials

Diamond, South Sea Pearl, Sapphire, Tourmaline, 18k Gold, White Gold

GIA Certified 1.29 Carat Fancy Brown Oval Diamond Pendant 14 Karat Gold
Located in Great Neck Plaza, NY
Gorgeous fancy dark yellowish brown color oval cut diamond pendant-only, unique color combination
Category

2010s American Pendant Necklaces

Materials

Diamond, Brown Diamond, 14k Gold, White Gold, Gold

Tiffany Co. Pave Diamond and Pink Tourmaline Crab Pendant Necklace in Platinum
By Tiffany Co.
Located in Scottsdale, AZ
Charming and unique diamond and tourmaline crab pendant necklace from Tiffany & Co.. This
Category

21st Century and Contemporary Unknown Contemporary Pendant Necklaces

Materials

Diamond, Tourmaline, Platinum

Happy Diamonds Musical Instrument Erhu Pendant in 18K Yellow, Rose, White Gold
Located in Wan Chai District, HK
This beautiful and unique Happy Diamonds musical instrument erhu pendant is the perfect choice for
Category

21st Century and Contemporary Hong Kong Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, Rose Gold, White Gold, Yellow Gold

Freshwater Pearl and Antique 14K Yellow Gold Blister Pearl Pendant Necklace
By Renate Exclusive
Located in Naples, NY
removable 14K yellow gold retro style pearl diamond pendant. Uniquely fabulous necklace. You can also wear
Category

21st Century and Contemporary American Artisan Pendant Necklaces

Materials

Freshwater Pearl, 14k Gold, Yellow Gold

Roberto Coin Diamond Scorpio Zodiac Medallion Necklace in 18 Karat Yellow Gold
By Roberto Coin
Located in Scottsdale, AZ
medallion adds a touch of subtlety, contrasting from the shine of the diamonds. The unique pendant is not
Category

21st Century and Contemporary Unknown Contemporary Pendant Necklaces

Materials

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

IGI Certified 3.06ct Natural Cat s-Eye 0.53ct Natural Diamonds Necklace
Located in Hong Kong, HK
-transparent look. Adorn by sparkling round brilliant and tapered baguette cut diamonds, this unique effect
Category

21st Century and Contemporary Hong Kong Pendant Necklaces

Materials

Diamond, Cat’s Eye, Platinum

Large "Etched into my Heart" Crystal Prism, Diamond 18 Karat White Gold Necklace
Located in Tustin, CA
diamonds in this whimsical estate pendant with 14 karat white gold chain included. This is a very unique
Category

Mid-20th Century Unknown Contemporary Pendant Necklaces

Materials

White Diamond, 18k Gold, White Gold, 14k Gold

Unique 25 Carat Kunzite and Diamond White Gold Enhancer Pendant
By Aria Jewelry Design
Located in Raleigh, NC
with sparkling white diamonds set in a 14Kt white gold enhancer pendant. Spectacular optical effect in
Category

21st Century and Contemporary American Necklace Enhancers

Materials

White Diamond, Kunzite, 14k Gold, White Gold

Antique Diamond Pendant Necklace
Located in Atlanta, GA
This unique diamond pendant features old mine diamonds evoking the idea of candlelight and romance
Category

Antique Early 19th Century American Georgian Link Necklaces

Materials

Diamond, 14k Gold, Sterling Silver

Unique Marquise Ruby Diamond White Gold Cluster Pendant
Located in Columbia, MO
This ravishing ruby diamond cluster pendant features a unique design using 4 marquise cut
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, Ruby, Gold, 10k Gold, White Gold

Unique Diamond Frog Pendant 15 Karat White Gold
Located in Preston, Lancashire
This diamond Frog pendant is beautifully made in 15 karat white gold and features 0.50 carats of
Category

2010s Edwardian Pendant Necklaces

Materials

Diamond, 15k Gold, White Gold

Penny Preville White Gold Unique Diamond Cross Pendant Necklace
By Penny Preville
Located in Columbia, MO
pendant is a uniquely designed diamond cross. It features sparkly diamonds that have a combined total
Category

21st Century and Contemporary Pendant Necklaces

Materials

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

Favero Unique Articulated Diamond White Gold Vertical Line Pendant Necklace
By Favero
Located in Columbia, MO
artistic expression. Simple yet elegant, this pendant features 15 shimmering round brilliant diamonds that
Category

21st Century and Contemporary Italian Pendant Necklaces

Materials

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

Favero Unique Ruby Diamond White Gold Articulated Line Pendant Necklace
By Favero
Located in Columbia, MO
diamonds are bezel set in a unique, movable, 18 karat white gold, vertical line pendant. The pendant is
Category

21st Century and Contemporary Italian Pendant Necklaces

Materials

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

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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 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.
  • 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.

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

Emblems of heartfelt emotion, elegant vessels for photos and keepsakes and perfect for layering, these special ornaments are an essential component of any thoughtfully curated jewelry collection.

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

With more than 100 carats of diamonds, this vintage stunner converts into different styles, making it as versatile as it is breathtaking.

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

Givers of fine gems enjoy surprise more than receivers, and women more than men. Find out what else our survey of 3,000 Americans revealed.

Next-Level Pearls That Go Well Beyond the Expected

Organic shapes, surprising textures, shimmering colors and inventive embellishments take the new generation of pearl jewelry from classic to cutting-edge.

7 Vibrant Jewels for a Breezy Late-Summer Wardrobe

Soak up the pleasures of the season with a these bold gems.

Whether Worn Alone or Layered, These Chain Link Necklaces Are Trending

Learn more about the stylish links that have passed the test of time.

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.