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18 Carat Necklace

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Chain Necklace Yellow Gold
Located in PARIS, FR
Necklace in yellow gold 750 thousandths (18 carats). necklace chain mesh twisted rope. length: 70
Category

20th Century French Chain Necklaces

Materials

Yellow Gold

Chain Necklace Yellow Gold
Chain Necklace Yellow Gold
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W 0.1 in L 27.56 in
18 Carat VVS Diamond Tennis Necklace 14k Gold
Located in Miami, FL
This necklace is made of 14-karat yellow gold. It has a total of 18 carats of diamonds, which are
Category

21st Century and Contemporary European Contemporary Necklace Enhancers

Materials

Diamond, 14k Gold

87.12 Carat Amethyst Necklace in 18 Karat Rose Gold with Diamonds
By Sunita Nahata
Located in Hong Kong, HK
amethyst necklace in 18K rose gold with diamonds. Amethyst: 61.040 carat octagon briollete shape - 12x10
Category

21st Century and Contemporary Hong Kong Contemporary Necklace Enhancers

Materials

Amethyst, Diamond, 18k Gold, Rose Gold

Chantecler Capri Solid 18 Carat White Gold Diamond Necklace
By Chantecler
Located in St Helens, GB
A very stylish necklace chain by Chantecler. Solid and heavy 18 carat white gold example. Circular
Category

21st Century and Contemporary Necklace Enhancers

Materials

Diamond, White Gold

18 Carat Round Brilliant Cut 18 Carat White Gold Tennis Necklace
By Antinori Fine Jewels
Located in Rome, IT
Timelessly elegant riviera necklace dazzles with 18 carats of bright white, eye clean, and
Category

2010s Italian Modern Chain Necklaces

Materials

White Diamond, 18k Gold, White Gold

18 Carat Riviera Round Diamond Necklace 18 Karat Gold
Located in Rome, IT
Riviera necklace with 18 carats of high quality diamonds! This is quite a fantastic piece that is
Category

21st Century and Contemporary Italian Chain Necklaces

Materials

Diamond, Gold, 18k Gold, Yellow Gold

18 Carat Tennis Riviere Necklace 18 Carat Gold G Color VS Clarity
By Antinori Fine Jewels
Located in Rome, IT
Spectacular riviera necklace with 18 carats of high quality diamonds! This is quite a fantastic
Category

2010s Italian Modern Chain Necklaces

Materials

Diamond, White Diamond, 18k Gold

18 Karat Yellow Gold Necklace with 0.27 Carat White Diamond Solitaire
Located in Berlin, DE
18 carat yellow gold necklace with 0.27 carat diamond solitaire. Hallmarked. Clarity VVS1 Color D
Category

21st Century and Contemporary Modern Necklace Enhancers

Materials

Diamond, White Diamond, 18k Gold, Yellow Gold

18 Karat Rose Gold Necklace 0.20 Carat White Heart Cut Diamond
By Remida Tornaghi
Located in Monza, IT
18 Karat Rose Gold Necklace 0.20 Carat White Heart Cut Diamond This is our Heart necklace and it
Category

21st Century and Contemporary Italian Contemporary Necklace Enhancers

Materials

Diamond, White Diamond, 18k Gold, Rose Gold

18 Karat Rose Gold Necklace 0.45 Carat White Heart Cut Diamond
By Remida Tornaghi
Located in Monza, IT
18 Karat Rose Gold Necklace 0.45 Carat White Heart Cut Diamond This is our Heart necklace and it
Category

21st Century and Contemporary Italian Contemporary Necklace Enhancers

Materials

Diamond, White Diamond, 18k Gold, Rose Gold

18 Carat Blue Sapphire Diamonds Oval Necklace
By Antinori Fine Jewels
Located in Rome, IT
18K White Gold 25.65 ct Diamond & Sapphire Halo Line Necklace 16". The measurements of the
Category

2010s Italian Modern Chain Necklaces

Materials

Blue Sapphire, Diamond, White Diamond, 18k Gold

Necklace Omega Mesh 18 Carat Gold
Located in Vannes, FR
Discover the elegance of our 18-carat yellow gold necklace, an exceptional piece of sophistication
Category

21st Century and Contemporary French Modern Link Necklaces

Materials

Gold, 18k Gold

Necklace Omega Mesh 18 Carat Gold
Necklace Omega Mesh 18 Carat Gold
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W 0.28 in L 14.77 in
0.70 Carats Diamond Cross Pendant Necklace in 18 Karat White Gold
Located in Hong Kong, HK
is 17 inch. 0.70 Carats White Round Diamonds 18 Karat White Gold
Category

21st Century and Contemporary Hong Kong Contemporary Necklace Enhancers

Materials

Diamond, 18k Gold, White Gold

An 18 Carat Gold Cartier Necklace
By Cartier
Located in Amsterdam, NL
An 18 carat golden soft rounded curb link chain, signed and numbered: Cartier, French assay marks
Category

Vintage 1980s French Link Necklaces

Materials

Gold, 18k Gold

An 18 Carat Gold Cartier Necklace
An 18 Carat Gold Cartier Necklace
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L 16.54 in
18 Karat Choker 6.00 Carat Diamond Pave Necklace
Located in Laguna Hills, CA
Expertly crafted with 18 karats yellow gold, this stunning choker necklace boasts a 6.00-carat
Category

21st Century and Contemporary American Art Deco Choker Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

30 Carat Natural Untreated Diamond Tennis Necklace 18 Carat White Gold
By Antinori Fine Jewels
Located in Rome, IT
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, White Gold, 14k Gold

Diamond 18 Carat White Gold Necklace
Located in Berlin, DE
Mounted in 18 carat white gold with 153 brilliant-cut diamonds weighing approximately 3,06 ct
Category

Mid-20th Century Drop Necklaces

Materials

Diamond, 18k Gold, White Gold

Diamond 18 Carat White Gold Necklace
Diamond 18 Carat White Gold Necklace
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W 0.63 in L 15.35 in
18 Karat Emerald Cut Diamond Necklace 9 Carat
By Belfiore Jewelry
Located in Great Neck, NY
Baguette and Round diamonds set in an emerald cut illusion bezel setting. The necklace is set with
Category

21st Century and Contemporary Thai Modern Link Necklaces

Materials

Diamond, Emerald, 18k Gold

42 Carat Natural Untreated Diamond Tennis Necklace 18 Carat White Gold
By Antinori Fine Jewels
Located in Rome, IT
Introducing our 20-inch Tennis necklace, a breathtaking fusion of elegance and sophistication
Category

2010s Unknown Modern Chain Necklaces

Materials

Diamond, 18k Gold, White Gold

18 Karat Fancy Shaped Diamond Necklace 5 Carat
By Belfiore Jewelry
Located in Great Neck, NY
adjustable piece to make 16 inch. Total carat weight of the necklace is 5.08 carats. The clarity of the
Category

21st Century and Contemporary Thai Modern More Necklaces

Materials

Diamond, 18k Gold

18 Karat Pear Shaped Diamond Necklace 9 Carat
By Belfiore Jewelry
Located in Great Neck, NY
shaped diamonds. The necklace is set half way of diamonds. The total weight of the piece is 9.17 carats
Category

21st Century and Contemporary Thai Modern More Necklaces

Materials

Diamond, 18k Gold

Victorian 18 Carat Gold Orb Necklace
Located in Chipping Campden, GB
Details at every angle, this necklace boasts four egg shaped links with such intricate decoration
Category

Antique 1830s Unknown Victorian More Necklaces

Materials

18k Gold

1 Carat Diamond 18 Carat White Gold Tire Necklace
Located in Paris, FR
inch) French work circa 1980-1990 Necklace weight: 4 g 18 carat white gold, 750/1000th. (Owl
Category

Vintage 1980s French Modern Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

1 Carat Diamond 18 Carat White Gold Tire Necklace
1 Carat Diamond 18 Carat White Gold Tire Necklace
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D 0.18 in Dm 0.38 in
41.54 Carat Pear & Round Diamond Necklace 18 Karat White Gold Handmade Jewelry
By Spectrum Jewels
Located in IN
The design of the necklace is meticulously crafted to enhance the natural beauty of the diamonds
Category

21st Century and Contemporary Indian Modern Necklace Enhancers

Materials

Diamond, 18k Gold, White Gold

10.15 Carats Diamonds 18 Carats White Gold River Necklace
By Les Pierres de Julie
Located in Paris, FR
Beautiful river necklace in white gold and set with 10.15 carats of brilliant cut diamonds. Color
Category

2010s French Contemporary Choker Necklaces

Materials

Diamond, 18k Gold, White Gold

6.50 Carat Diamond Tennis Necklace in 18 Karat Yellow Gold Bezel Setting
By Simon Ardem
Located in New York, NY
Diamond Tennis Necklace in 18K Yellow Gold. Bezel set natural brilliant round diamonds are F-G VS2
Category

2010s American Necklace Enhancers

Materials

Diamond, Yellow Gold

Aquamarine Diamonds 18 Carat Gold Necklace
Located in Berlin, DE
Tear drop shaped aquamarine surrounded by 30 brilliant-cut diamonds 2 emerald-cut aquamarine, 3 ovale shaped aquamarine 3 triangle aquamarine surround by 58 brilliant-cut diamonds. A...
Category

Vintage 1940s Chain Necklaces

Materials

Aquamarine, Diamond, 18k Gold, White Gold

22 Carat Diamond Riviera Three Claws Necklace 18 Carat White Gold
By Antinori Fine Jewels
Located in Rome, IT
This stunning and impressive Riviera Necklace features substantial Diamond weight of 22 Carats in
Category

2010s American Modern Link Necklaces

Materials

Diamond, White Diamond, 18k Gold, White Gold

Ruby Diamond 18 Carat Gold Necklace
Located in Berlin, DE
Pavé Set with 23 cabochon-cut rubies weighing 13,4 ct. and 435 ball shape rubies weighing approximately 101,60 ct. Enhanced by 11 baguette-cut diamonds and 207 brilliant-cut diamond...
Category

Mid-20th Century Art Deco Drop Necklaces

Materials

Diamond, Ruby, 18k Gold, White Gold

16 Carat Natural Untreated Diamond Tennis Necklace 18 Carat White Gold
By Antinori Fine Jewels
Located in Rome, IT
This gorgeous 16 Ct necklace will simply take your breath away! It features a 105 natural round
Category

2010s Italian Modern Chain Necklaces

Materials

Diamond, 18k Gold, White Gold

Necklace in 18 Carat Gold Wire Wound
Located in Paris, FR
18-carat yellow gold necklace composed of a gold wire wound on a flexible 18-carat yellow gold mesh
Category

Early 2000s French Choker Necklaces

Materials

Gold, 18k Gold, Yellow Gold

Diamonds 18-Carat White Gold Whirlwind Necklace
Located in Paris, FR
diamond weight: 0.50 carats Length : 42 cm (16.5 inch) Diameter : 12.37 mm (0.487 inch) Necklace weight
Category

Early 2000s French Modern Pendant Necklaces

Materials

Diamond, 18k Gold, White Gold

Diamonds 18-Carat White Gold Whirlwind Necklace
Diamonds 18-Carat White Gold Whirlwind Necklace
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Dm 0.49 in L 16.54 in
Orange Tourmaline 18 Carats Yellow Gold Necklace
Located in Paris, FR
: 40 or 37.5 cm (15.7 or 14.5 inch) 18 carats yellow gold necklace, 750/1000 th (eagle’s head hallmark)
Category

2010s French Contemporary Chain Necklaces

Materials

Tourmaline, Yellow Gold

15.05 Carat Trillion Cabouchon Tanzanite and Diamond 18 Carat Gold Necklace
Located in London, GB
Beautiful necklace featuring a trillion shaped rare AAA+ grade vivid blue cabochon tanzanite
Category

2010s Unknown Modern Pendant Necklaces

Materials

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

0.42 Carat Diamond/0.46 Carat Ruby 18 Karat Gold Pendant Necklace
By Sebastian Bernard
Located in Los Angeles, CA
a 16 inch Snake chain. Total Diamond Weight: 0.42 Ct Total Gem Weight: 0.46 Ct Total Necklace Weight
Category

2010s American Contemporary Pendant Necklaces

Materials

Ruby, Diamond, 18k Gold

18 Karat Yellow Gold Choker Diamond Necklace 2 Carat
By Belfiore Jewelry
Located in Great Neck, NY
set half-way. The total carat weight of the necklace is 1.86 carats. The stones are G, the clarity is
Category

21st Century and Contemporary Italian Modern Choker Necklaces

Materials

Diamond, 18k Gold, Yellow Gold

Vintage Turquoises 18 Carats Yellow Gold Necklace
Located in Paris, FR
rectangles: 36 Ring clasp. 18 carats yellow gold, 750/1000th (18 carats hallmark) Overall, the condition
Category

2010s French Contemporary Pendant Necklaces

Materials

Turquoise, 18k Gold, Yellow Gold

French 18 Carat Gold necklace with Garnet
Located in Amsterdam, NL
An 18 carat rosé gold necklace set with 40 round rose cut garnets set on red gold foil, graduating
Category

Antique Early 1900s French Art Nouveau Drop Necklaces

Materials

Garnet, Gold, 18k Gold

18 Carat Yellow Gold set Amethyst Pendant Necklace
By Esther Eyre
Located in London, GB
This is an extraordinary, one of a kind Siberian Amethyst at 28ct set in an 18ct yellow gold coral reef mount with 5 diamonds. The pendant is suspended on an 18ct yellow gold 16” Fox...
Category

21st Century and Contemporary British Baroque Revival Pendant Necklaces

Materials

Diamond, Amethyst, Yellow Gold

An 18 Carat Gold and Turquoise Necklace
Located in Amsterdam, NL
An 18 carat yellow gold and turquoise necklace, consisting of nine rosette shaped ornaments, with
Category

Vintage 1950s French Chain Necklaces

Materials

Turquoise, Gold, 18k Gold

18 carat yellow and white gold necklace
Located in Monte-Carlo, MC
18 carat yellow and white gold necklace designed with a braided mesh and a lobster clasp. Weight
Category

2010s Chain Necklaces

Materials

18k Gold, White Gold, Yellow Gold

18 Carat Gold Hermès Paris Knot Necklace
By Hermès
Located in Amsterdam, NL
An 18 carat yellow gold necklace with links of flat knots tied with gold ropes alternated by round
Category

Vintage 1970s French Rope Necklaces

Materials

Gold, 18k Gold

French Chain 18-Carat Gold Choker Necklace
Located in Vannes, FR
A magnificent choker necklace in 18-carat gold with a French chain, a truly exceptional piece of
Category

Antique Late 19th Century Chain Necklaces

Materials

18k Gold

French Chain 18-Carat Gold Choker Necklace
French Chain 18-Carat Gold Choker Necklace
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W 0.12 in L 15.48 in
6.20 Carat Vintage Sapphire Emerald Drop Necklace 18 Karat
Located in US
Gorgeous Vintage Pendant Drop Necklace. Natural untreated 4.40 carat Burmese vibrant cornflower
Category

Mid-20th Century Unknown Art Deco Pendant Necklaces

Materials

Emerald, Blue Sapphire, Sapphire, 14k Gold, 18k Gold

Boucheron Necklace in 18 Carat Yellow Gold
By Boucheron
Located in Paris, FR
BOUCHERON Necklace in 18 Carat yellow Gold forming a Ribbon of 3 Rows of gold Balls. Signed
Category

Vintage 1970s French Choker Necklaces

Materials

18k Gold

Boucheron Necklace in 18 Carat Yellow Gold
Boucheron Necklace in 18 Carat Yellow Gold
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W 0.52 in L 15.95 in
Blue Sapphire Diamond 18 Carat Gold Necklace
Located in Berlin, DE
Set with 105 blue sapphires of 100,01 carats, 68 brilliant-cut diamonds and 360 baguette-cut
Category

Mid-20th Century European More Necklaces

Materials

Diamond, Sapphire, 18k Gold

18 Karat White Gold 5.28 Carat Diamond Choker Necklace
Located in Great neck, NY
This is a Beautfiul Diamond Choker Collar Necklace which is adjustable for comfort. Crafted of 18K
Category

21st Century and Contemporary Chinese Contemporary Choker Necklaces

Materials

Diamond, White Gold, 18k Gold

43 Carat Cushion-Cut Tanzanite Pendant Necklace with 18 Carat Diamonds, Estate
Located in New York, NY
This extraordinary, 43 carat tanzanite is truly an extraordinary gemstone. There are total of 18
Category

20th Century Drop Necklaces

Materials

Diamond, Tanzanite, 14k Gold

Diamond Script LOVE Pendant Necklace 0.16 Carat 18 Karat
By Harbor Diamonds
Located in New York, NY
18K Rose Gold necklace featuring a diamond LOVE weighing 0.16 carats. 2.3 grams Great for layering!
Category

2010s American Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold, Rose Gold

6.50 Carat Diamond Emerald Cut Necklace 18 Karat White
By Belfiore Jewelry
Located in Great Neck, NY
illusion of a single emerald cut. The total carat weight of the necklace is 6.57 carats. The necklace is 17
Category

21st Century and Contemporary Thai Modern Link Necklaces

Materials

Diamond, Emerald, White Diamond, 18k Gold

0.42 Carat Diamond 18 Karat Gold Hearts Pendant Necklace
By Sebastian Bernard
Located in Los Angeles, CA
Diamond Weight: 0.42 Ct Total Necklace Weight: 4.50 gr Pendant Size 14.3x14.3 mm (22 mm height) Chain is
Category

2010s American Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold

0.42 Carat Diamond 18 Karat Gold Hearts Pendant Necklace
0.42 Carat Diamond 18 Karat Gold Hearts Pendant Necklace
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W 0.57 in D 0.21 in L 0.57 in
1.96 Carat Diamond 18 Karat Gold Hearts Pendant Necklace
By Sebastian Bernard
Located in Los Angeles, CA
1.96 Ct. Total Diamond Weight: 1.96 Ct Total Necklace Weight: 8.9 gr Pendant Size 21x25 mm (4.5 mm
Category

2010s American Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold

1.96 Carat Diamond 18 Karat Gold Hearts Pendant Necklace
1.96 Carat Diamond 18 Karat Gold Hearts Pendant Necklace
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W 0.83 in D 0.18 in L 0.99 in
1.40 Carat Heart Sapphire Diamonds 18 Carats White Gold Necklace
By Les Pierres de Julie
Located in Paris, FR
White gold necklace set with a 1.40 carat heart cut sapphire and brilliant cut diamonds Weight of
Category

2010s French Contemporary Chain Necklaces

Materials

Diamond, Sapphire, 18k Gold, White Gold

1.40 Carat Heart Sapphire Diamonds 18 Carats White Gold Necklace
1.40 Carat Heart Sapphire Diamonds 18 Carats White Gold Necklace
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H 0.475 in W 0.475 in D 0.18 in L 0.475 in
1.02 Carat Diamond 18 Karat Rose Gold Pendant Necklace
By Butani
Located in Hong Kong, Kowloon
Cast in the shape of the sun, Butani's pendant necklace is handcrafted from 18-karat rose gold and
Category

2010s Hong Kong Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 18k Gold, White Gold

0.81 Carat Diamond 18 Karat Gold Hearts Pendant Necklace
By Sebastian Bernard
Located in Los Angeles, CA
Total Necklace Weight: 5 gr Pendant Size 13x18 mm (5.3 mm depth) Chain is not included
Category

2010s American Contemporary Pendant Necklaces

Materials

Diamond, 18k Gold

0.81 Carat Diamond 18 Karat Gold Hearts Pendant Necklace
0.81 Carat Diamond 18 Karat Gold Hearts Pendant Necklace
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W 0.52 in D 0.21 in L 0.71 in
9.88 Carat Diamond 18 Carat White Gold Flat Twist Necklace
Located in London, GB
This stunning 18 carat white gold necklace features a flat twisted design enhanced by fine quality
Category

2010s Modern Choker Necklaces

Materials

Diamond, Gold, 18k Gold, White Gold

0.28 Carat Diamond 18 Karat White Gold Pendant Necklace
By Butani
Located in Hong Kong, Kowloon
Cast in the shape of the sun, Butani's pendant necklace is handcrafted from 18-karat white gold and
Category

2010s Hong Kong Contemporary Pendant Necklaces

Materials

Diamond, White Diamond, 18k Gold, White Gold

18 Carat White Gold Diamond Tennis Necklace
Located in Cape Town, ZA
Carat 0.05p (Total 3.9ct) Cut: Round Brilliant Cut Colour : GH Clarity: SI
Category

21st Century and Contemporary Link Necklaces

Materials

Diamond, White Gold

11 Carat Oval Tanzanite and 12 Carat Diamonds Necklace 18 Karat Gold Estate
Located in New York, NY
one are worth more per carat than the more common light purple hues, Necklace is set in 18 Karat
Category

20th Century Drop Necklaces

Materials

Diamond, Tanzanite, 18k Gold

7 Carat Round and Baguette Cut Diamond 18 Carat White Gold Necklace
By Antinori Fine Jewels
Located in Rome, IT
Shape Halo Drop/Dangle Lariat Necklace. The necklace weighs 20 grams, 15.75" long, 1.75" Drop/Dangle, 7
Category

2010s Italian Chain Necklaces

Materials

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

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18 Carat Necklace For Sale on 1stDibs

Surely you’ll find the exact 18 carat necklace you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Each design created in this style — which was crafted with great care and often made from Gold, 18k Gold and White Gold — can elevate any look. Find an antique version now, or shop for 2773 vintage or 7536 modern creation for a more contemporary example of these cherished accessories. You’re likely to find the perfect 18 carat necklace 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 piece, .5 Carat and 1 Carat are consistently popular carat weights. There have been many well-made iterations of the classic 18 carat necklace over the years, but those made by Roman Malakov, Oshi Jewels and LB Exclusive are often thought to be among the most beautiful. Take a look at a 18 carat necklace featuring Diamond from our inventory today to add the perfect touch to your look. Today, if you’re looking for a round cut version of this piece and are unable to find the perfect match, our selection also includes oval cut and pear cut alternatives. Most of our 18 carat necklace for sale are for women, but there are 2812 pieces available to browse for men.

How Much is a 18 Carat Necklace?

Prices for a 18 carat necklace can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $75 and can go as high as $4,810,000, while this accessory, on average, fetches $5,548.

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.

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 necklaces designed by David Webb — 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 Cartier, Tiffany & Co. and Bulgari, or shop by your favorite style, from eye-catching choker necklaces to understated links to pearl necklaces and more. 

Questions About 18 Carat Necklace
  • 1stDibs ExpertNovember 1, 2023
    How many carats a tennis necklace is depends on the size and number of diamonds that it features. For example, a tennis necklace with 100, 0.1 carat diamonds would have a total weight of 100 carats, while one with 60, 0.2 carat diamonds would be 120 carats in total. Generally, the longer a tennis necklace is and the larger its gemstones are, the higher the total carat weight will be. Shop a range of tennis necklaces 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 ExpertNovember 8, 2023
    Whether an 18-inch necklace is too short depends on a few factors. If the necklace length causes it to hit right at the neckline of your top, you may want to go with a longer or shorter option. People with wide or short necks may also find necklaces longer than 18 inches more flattering. On 1stDibs, shop a variety of necklaces.
  • 1stDibs ExpertNovember 8, 2023
    Whether an 18- or 20-inch necklace is better depends on a variety of factors. Generally, a necklace should fall above or an inch or so below the neckline of what you're wearing, so you'll want to keep your tops and dresses in mind as you choose pieces. People with wider or shorter necks may prefer longer necklaces, while those with longer or narrower necks may be best flattered by longer styles. Also, you may find one length more comfortable or visually appealing than another based on your preferences. Shop a large collection of necklaces on 1stDibs.
  • 1stDibs ExpertNovember 27, 2023
    Whether you should get an 18-inch or 20-inch necklace depends largely on where you want the piece to fall. An 18-inch, or princess-length, necklace usually hits just below the collarbone and can work well for displaying pendants. A 20-inch, or matinee-length, necklace will rest a little further below the collarbone and can be ideal for creating layered looks with other necklaces. On 1stDibs, shop a wide variety of necklaces.