18k Diamond 4ct
427
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2,234
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1,645
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1,135
1,088
325
321
267
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81
77
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75
72
64
61
49
36
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26
22
22
16
16
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5
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4
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3
3
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18k White Gold 4ct Diamond Lariat Necklace
Located in Palm Beach, FL
Diamond lariat necklace in polished 18k white gold, featuring 144 round brilliant-cut diamonds
Category
2010s Modern Drop Necklaces
Materials
Diamond, 18k Gold, White Gold
Cartier 4 Ct. Round Diamond Cocktail Ring, 18K Gold
By Cartier
Located in New York, NY
A Cartier 4 ct. Round Diamond Cocktail Ring made in 18K Gold. The total weight is 29.54 grams. The
Category
20th Century Cocktail Rings
Materials
Diamond, 18k Gold, White Gold
17 Ct. Ruby Cabochon and 4 Ct. Round Diamond Cluster Earrings, 18K
Located in New York, NY
A pair of Ruby Cabochon and Round Diamond Cluster Earrings made in 18 Karat Yellow Gold. The total
Category
20th Century Clip-on Earrings
Materials
Diamond, Ruby, 18k Gold
Emerald Diamond 18 k gold
Located in Bad Kissingen, DE
18 k white gold
1,46 ct top quality emerald
2,03 ct diamond
size 54,5
6,47 gram
An exceptional
Category
21st Century and Contemporary German Fashion Rings
Materials
18k Gold
4ct diamond 4.75ct Sapphire 5.5ct. ruby Tsavorit 18k Necklace
Located in Bad Kissingen, DE
18 k white gold
hallmarked 18 k
4,75 ct blue sapphire
5,54 ct ruby
1,21 ct tsavorit
4,04 ct diamond
Category
21st Century and Contemporary European Drop Necklaces
Materials
Ruby, Tsavorite, 18k Gold
Emerald diamond 18 k ring
Located in Bad Kissingen, DE
18 k yellow gold
0,17 ct diamond
1,45 ct emerald columbine
size 55
2,47 gram
This ring with
Category
21st Century and Contemporary European Band Rings
Materials
18k Gold
18kt White Gold Ring With 4ct Black and 4ct White Diamonds
Located in Antwerp, BE
18kt White Gold Ring With 4ct Black and 4ct White Diamonds
Diamonds: white brilliant cut diamonds
Category
21st Century and Contemporary Italian Artisan Signet Rings
Materials
White Diamond, Black Diamond, 18k Gold, White Gold
La Triomphe 18K Yellow Gold 20 ct Amethyst & 4 ct Diamond Bracelet
By La Triomphe
Located in Addison, TX
A beautiful piece of jewelry made by La Triomphe! It's an 18-karat yellow gold ring with a round
Category
Vintage 1980s American Retro Tennis Bracelets
Materials
Amethyst, Diamond, Yellow Gold
4ct Diamond Drop Earrings 18k White Gold Large Square Estate Jewelry
Located in Torrance, CA
Elegant pair of diamond drop earrings crafted in 18k white gold.
Round brilliant cut diamonds
Category
Mid-20th Century Unknown Modern Dangle Earrings
Materials
Diamond, White Diamond, 18k Gold, White Gold
Ruby Diamond Earrings in 18 K
Located in Bad Kissingen, DE
18 k white gold
hallmarked 18
0,45 ct ruby
0,05 ct Diamond
size: 8 x 4 mm
weight 2 gram
Category
21st Century and Contemporary German Stud Earrings
Materials
18k Gold
Vintage 18k Gold Genuine Natural Diamond Engagement Ring 3/4ct Total '#J4495'
Located in Big Bend, WI
Vintage 18k Gold Genuine Natural Diamond Engagement Ring 3/4ct Total (#J4495)
18k white gold
Category
20th Century Wedding Rings
Materials
Diamond, 18k Gold
18k Yellow Gold Circle Diamond Bracelet '3/4 Ct. Tw'
Located in San Francisco, CA
: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 0.71
Metal: 18K Yellow Gold
Metal Weight
Category
21st Century and Contemporary American More Bracelets
Materials
Diamond, Yellow Gold
18k Rose Gold Circle Diamond Bracelet '3/4 Ct. Tw'
Located in San Francisco, CA
: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 0.71
Metal: 18K Rose Gold
Metal Weight
Category
21st Century and Contemporary American More Bracelets
Materials
Diamond, Rose Gold
18k White Gold Circle Diamond Bracelet '3/4 ct. tw'
Located in San Francisco, CA
: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 0.71
Metal: 18K White Gold
Metal Weight
Category
21st Century and Contemporary American More Bracelets
Materials
Diamond, White Gold
AGL Certified Minor 4ct Emerald Cut Colombian Emerald Diamond Earrings 18k Gold
Located in New York, NY
AGL Certified" Minor " Approximately 4 + Ct Emerald Cut Colombian Emerald and 11 carat Diamond
Category
Early 2000s Clip-on Earrings
Materials
Diamond, Emerald, 18k Gold
18k Yellow Gold Sevilla Diamond Ring '3/4 Ct. Tw'
Located in San Francisco, CA
: NATURAL DIAMOND
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Yellow Gold
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K Rose Gold Sevilla Diamond Ring '3/4 Ct. tw'
Located in San Francisco, CA
: NATURAL DIAMOND
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Rose Gold
Metal
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18k Yellow Gold Marielle Diamond Ring '1/4 Ct. Tw'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Yellow Gold
Metal Weight: 2.75
Setting Type: Micro prong
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18k Rose Gold Marielle Diamond Ring '1/4 Ct. Tw'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Rose Gold
Metal Weight: 2.75
Setting Type: Micro prong
Shank
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18k White Gold Marielle Diamond Ring '1/4 Ct. Tw'
Located in San Francisco, CA
DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K White Gold
Metal Weight: 2.75
Setting Type: Micro prong
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K White Gold Sevilla Diamond Ring '3/4 Ct. tw'
Located in San Francisco, CA
: NATURAL DIAMOND
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K White Gold
Metal
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K Rose Gold Winter Diamond Ring '3/4 Ct. Tw'
Located in San Francisco, CA
Type: NATURAL DIAMOND
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Rose
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18k White Gold Winter Diamond Ring '3/4 Ct. Tw'
Located in San Francisco, CA
Type: NATURAL DIAMOND
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K White
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K Yellow Gold Artemis Diamond Ring '4/5 Ct. tw'
Located in San Francisco, CA
This ring features two perfectly matched 0.40 each ( 0.80 ct. tw) round diamonds that symbolize the
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K Rose Gold Artemis Diamond Ring '4/5 Ct. tw'
Located in San Francisco, CA
This ring features two perfectly matched 0.40 each ( 0.80 ct. tw) round diamonds that symbolize the
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18K Yellow Gold Dalia Diamond Ring '1/4 Ct. Tw'
Located in San Francisco, CA
: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Yellow Gold
Metal Weight
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K Rose Gold Dalia Diamond Ring '1/4 Ct. tw'
Located in San Francisco, CA
: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Rose Gold
Metal Weight
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18k White Gold Dalia Diamond Ring '1/4 Ct. tw'
Located in San Francisco, CA
: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K White Gold
Metal Weight
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K Yellow Gold Meghan Diamond Ring '1/4 Ct. Tw'
Located in San Francisco, CA
This delicate ring features round brilliant diamonds micro - prong - set on the top half of the
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K Rose Gold Meghan Diamond Ring '1/4 Ct. Tw'
Located in San Francisco, CA
This delicate ring features round brilliant diamonds micro - prong - set on the top half of the
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18K White Gold Meghan Diamond Ring '1/4 Ct. tw'
Located in San Francisco, CA
This delicate ring features round brilliant diamonds micro - prong - set on the top half of the
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K Yellow Gold Anna Diamond Ring '1/4 Ct. tw'
Located in San Francisco, CA
This ring features two rows of perfectly matched 54 round brilliant diamonds micro - prong-set
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K White Gold Anna Diamond Ring '1/4 Ct. tw'
Located in San Francisco, CA
This ring features two rows of perfectly matched 54 round brilliant diamonds micro - prong-set
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K Rose Gold Anna Diamond Ring '1/4 Ct. tw'
Located in San Francisco, CA
This ring features two rows of perfectly matched 54 round brilliant diamonds micro - prong-set
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
Vintage Opal Diamond Cocktail Ring 12 Ct Opal 4 Ct Diamond
Located in Kendal, GB
)
STONES: Natural Opal (12 x 21mm, approx. 12ct), Diamonds (4 x 4mm, approx. 0.25ct each – 4ct total
Category
Vintage 1960s European Cocktail Rings
Materials
Diamond, Opal, 18k Gold, White Gold
Alexander GIA 4ct Pear Shape Diamond Three Stone Ring 18k White Gold
By Alexander Beverly Hills
Located in BEVERLY HILLS, CA
Beverly Hills.
5.85 carats total diamond weight.
4 carat pear shape diamond, GIA certified. J color grade
Category
21st Century and Contemporary American Contemporary Engagement Rings
Materials
White Diamond, Diamond, Gold, White Gold, 18k Gold
4 CT Natural Cats Eye Diamond Ring
Located in Fukuoka City, Fukuoka
◆Detail description◆
◆Solid 18kt Gold (shown in picture)
◆Chrysoberyl Weight: 4 CT
◆Diamond
Category
2010s Signet Rings
Materials
Chrysoberyl, Diamond, Cat’s Eye, 18k Gold
18k Rose Gold Bolo Diamond Bracelet '1 1/4 Ct. Tw'
Located in San Francisco, CA
: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 1.24
Metal: 18K Rose Gold
Metal Weight
Category
21st Century and Contemporary American More Bracelets
Materials
Diamond, Rose Gold
18K Yellow Gold Bolo Diamond Bracelet '1 1/4 Ct. tw'
Located in San Francisco, CA
: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 1.24
Metal: 18K Yellow Gold
Metal Weight
Category
21st Century and Contemporary American More Bracelets
Materials
Diamond, Yellow Gold
18K White Gold Bolo Diamond Bracelet '1 1/4 Ct. tw'
Located in San Francisco, CA
: WHITE
Center Gemstone Shape: ROUND
Center Diamond Carat Weight: 1.24
Metal: 18K White Gold
Metal Weight
Category
21st Century and Contemporary American More Bracelets
Materials
Diamond, White Gold
Gianni Lazzaro Coral 29, 4 ct Diamond Yellow 18K Gold Earrings for Her
By Natkina
Located in Montreux, CH
Earrings Yellow Gold 18 K Gianni Lazzaro
Diamonds 94-1,71 ct HSI
Coral 2-29,40ct.
With a
Category
21st Century and Contemporary Swiss Modern Lever-Back Earrings
Materials
Diamond, Coral, Gold, 18k Gold
18K Yellow Gold Caterina Eternity Diamond Ring '4/5 Ct. tw'
Located in San Francisco, CA
This unique ring features an 18 round brilliant diamonds prong-set in a crown design. Experience
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K White Gold Caterina Eternity Diamond Ring '4/5 Ct. Tw'
Located in San Francisco, CA
This unique ring features an 18 round brilliant diamonds prong-set in a crown design. Experience
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K Rose Gold Caterina Eternity Diamond Ring '4/5 Ct. tw'
Located in San Francisco, CA
This unique ring features an 18 round brilliant diamonds prong-set in a crown design. Experience
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
Solitare Oval Diamond Ring 4ct GIA Certified
Located in Burnley, GB
18ct gold with hidden halo 0.13cts of diamonds.
Please take a look at our other listings for similar
Category
21st Century and Contemporary European Contemporary Solitaire Rings
Materials
Diamond, 18k Gold
AIG Certified 50.20 Carat Zambia Emeralds Diamonds 4 Ct 18K Gold Earrings
Located in Massafra, IT
natural diamonds, special cut, of 4 carats, F/VS .
This earrings are a piece of art of high jewelry
Category
21st Century and Contemporary Chandelier Earrings
Materials
18k Gold
GIA Rare 4 ct. Colombian Emerald & Diamond Ballerina Ring in 18k Yellow Gold
Located in Honolulu, HI
GIA Rare 4 ct. Colombian Emerald & Diamond Ballerina Ring in 18k Yellow Gold. This stunning ring
Category
Late 20th Century Colombian Cocktail Rings
Materials
Diamond, Emerald, Yellow Gold, 18k Gold
Flower Brooch Diamond Enamel 18 K
Located in Bad Kissingen, DE
18 k yellow gold front tip in Silver
enamel
ca. 1 ct diamond
1 yellow sapphire
16,88 gram
ca. 6 cm
Category
20th Century European Brooches
18 K Yellow Gold Tourmaline and Diamond Cufflinks
Located in Zurich, Zollstrasse
A pair of very attractive 18 K yellow Gold cufflinks featuring 4 green Tourmalines weighing 3.06 ct
Category
2010s Swiss Contemporary Cufflinks
Materials
Diamond, Tourmaline, 18k Gold, Yellow Gold
Antique Art Deco 18k White Gold .4ct Solitaire Diamond Engagement Ring
Located in Dayton, OH
shaped with Art Deco styling and .4ct round cut old world white diamond.
Size 6.25 / 0.75” x 0.375” x
Category
Early 20th Century Art Deco Collectible Jewelry
Materials
Gold
18k White Gold Viola Eternity Micro-Prong Diamond Ring '4 Ct. tw'
Located in San Francisco, CA
: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K White Gold
Setting Type
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18k Yellow Gold Viola Eternity Micro-Prong Diamond Ring '4 Ct. Tw'
Located in San Francisco, CA
: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Yellow Gold
Setting Type
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K Rose Gold Viola Eternity Micro-Prong Diamond Ring '4 Ct. Tw'
Located in San Francisco, CA
: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Rose Gold
Setting Type
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18k Rose Gold GIA French Pave Diamond Ring '3/4 ct. tw'
Located in San Francisco, CA
Gemstone Color: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Rose Gold
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18k White Gold Carole Micro-Prong Diamond Ring '3/4 Ct. tw'
Located in San Francisco, CA
Gemstone Color: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K White Gold
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K Yellow Gold Valerie Micro-Prong Diamond Ring '3/4 Ct. Tw'
Located in San Francisco, CA
Gemstone Color: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Yellow Gold
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18k Yellow Gold Carole Micro-Prong Diamond Ring '3/4 Ct. Tw'
Located in San Francisco, CA
Gemstone Color: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Yellow Gold
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K Rose Gold Carole Micro-Prong Diamond Ring '3/4 Ct. Tw'
Located in San Francisco, CA
Gemstone Color: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K Rose Gold
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18K White Gold Valerie Micro-Prong Diamond Ring '3/4 Ct. Tw'
Located in San Francisco, CA
Gemstone Color: WHITE
Side Gemstone Type: NATURAL DIAMOND
Side Gemstone Shape: ROUND
Metal: 18K White Gold
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K Yellow Gold Cushion Cut Lemon Quartz & 1/4 Ct Diamond Accented Cocktail Ring
Located in New York, NY
lemon quartz is set with 4 heart shaped prongs; each prong has a small trio of 3 white diamonds. The
Category
21st Century and Contemporary Thai Contemporary Fashion Rings
Materials
Diamond, White Diamond, Quartz, 18k Gold, Yellow Gold
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18k Diamond 4ct For Sale on 1stDibs
You are likely to find exactly the 18k diamond 4ct you’re looking for on 1stDibs, as there is a broad range for sale. Every item for sale was constructed with extraordinary care, often using gold, 18k gold and white gold. Find an antique version now, or shop for 1968 vintage or 4689 modern creation for a more contemporary example of these cherished accessories. Finding the perfect 18k diamond 4ct may mean sifting through those created during different time periods — you can find an early version that dates to the 18th Century and a newer variation that were made as recently as the 21st Century. Finding an appealing 18k diamond 4ct — no matter the origin — is easy, but Spectrum Jewels, VR Jewels and Joke Quick each produced a popular version that is worth a look. A round cut version of this piece has appeal, but there are also pear cut and oval cut versions for sale. When shopping for a 18k diamond 4ct, you’ll find that there are less available pieces for unisex or men today than there are for women.
How Much is a 18k Diamond 4ct?
Prices for a 18k diamond 4ct can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $0 and can go as high as $1,617,703, while this accessory, on average, fetches $3,491.