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18 Karat White Gold Necklace with 1 Karat Diamonds 16.19 Grams Total Weight
Located in Stamford, CT
18 Kt White Gold Necklace with 1 Kt Diamonds 16.19 Grams Total Weight 18 inches. Italy
Category

2010s Italian More Necklaces

$1 NO RESERVE! 0.82 Carat Diamond - 14 kt. White gold - Earrings
By Diamonds Mine
Located in Ramat Gan, IL
Diamonds: Shape: Round Brilliant Weight: 0.82 cttw / 2 stone Color: F-G Clarity: SI1-SI3 Clarity
Category

2010s Israeli Art Deco Dangle Earrings

Materials

Diamond, 14k Gold, White Gold

KT 2, 49 Diamond, and KT 1, 13 Sapphire Ruby 18 kt Gold Ring
Located in Marcianise, Marcianise (CE)
gold composed of a crown of diamonds with 2 rays of light, 1 blue sapphire and 1 ruby. diamonds
Category

Late 20th Century Italian Retro Cluster Rings

Materials

Diamond, Ruby, Blue Sapphire, 18k Gold, White Gold

KT 1, 47 Diamond White Gold Ring
Located in Marcianise, Marcianise (CE)
, ITEMS AT AUCTIONS AND ONGOING PROMOTIONS. Elegant diamonds ring in 14Kt white gold. diamonds(1.47Kt
Category

Late 20th Century Italian Retro Dome Rings

Materials

Diamond, 14k Gold, White Gold

Berca 1Kt Champagne Diamond Smoky Quartz Rose Gold Setting Chandelier Earrings
By Berca Atelier
Located in Valenza, IT
Chic Chandelier Earrings featuring 1 Carat Champagne Diamond Smoky Quartz Drop and Cabochon, Rose
Category

21st Century and Contemporary Italian Contemporary Chandelier Earrings

Materials

Brown Diamond, Quartz, 9k Gold

1, 22 carat Diamonds 18 kt gold Cocktail Ring
Located in Marcianise, Marcianise (CE)
. Diamonds 1.22 kt Tot.Weight 10.80 gr R.F oaau Italian Size 14.5 French Size 54.50 Usa Size 7 For any
Category

1990s Italian Cocktail Rings

Materials

White Diamond, 18k Gold, White Gold

18 kt. White Gold Heart Necklace With 1 ct. White & Black Diamonds
Located in Antwerp, BE
Gorgeous 18 kt. White Gold Heart Necklace With 1 ct. White & Black Diamonds A real Piece of Art
Category

21st Century and Contemporary Italian Artisan Pendant Necklaces

Materials

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

Sea Pearl 1, 34 carat Diamond White 18 kt Gold Ring
Located in Marcianise, Marcianise (CE)
, ITEMS AT AUCTIONS AND ONGOING PROMOTIONS. This ring is a twist of diamonds that surround a brilliant
Category

Late 20th Century Italian Retro Cluster Rings

Materials

Diamond, Pearl, 18k Gold, White Gold

TJD 1 Carat Baguette Diamond Bangle Bracelet in 18 KT White Gold
By TJD
Located in New York, NY
crafted in 18 kt white gold. Diamonds are graded H-I color, I2 clarity.
Category

2010s Indian Contemporary Bangles

Materials

Diamond, White Gold, 18k Gold

GIA Certified 18 Kt Gold Ring 1 Carat Oval F VS Diamond & 0.7ct Pavé Diamonds
Located in Antwerp, BE
GIA Certified Magnificent 18 kt. White Gold Engagement Ring With 1 ct. F VS Centre Diamond and 0.70
Category

21st Century and Contemporary Belgian Artisan Engagement Rings

Materials

Diamond, 18k Gold, White Gold, Gold

18 kt. White Gold Necklace with 1 ct. Emerald and 1.68 Ct. Diamonds
Located in Antwerp, BE
Gorgeous 18 kt. White Gold Necklace with 1 ct. Emerald and 1.68 Ct. Diamonds Emerald: Green
Category

21st Century and Contemporary Belgian Artisan Drop Necklaces

Materials

Diamond, Emerald, 18k Gold, White Gold

Diana M. 14 kt white gold, 1" earrings featuring 2.00 cts tw diamonds
By Diana M. Jewels
Located in New York, NY
14 kt white gold, 1" earrings featuring 2.00 cts tw diamonds Diana M. is a leading supplier of top
Category

21st Century and Contemporary American Modern Hoop Earrings

Materials

Diamond, White Gold

18 Kt White Gold Necklace Bud-Shaped Pendant with 1, 02 Carats Diamonds
Located in BARI, IT
18 kt white gold necklace with bud-shaped pendant, entirely covered with brilliant cut diamonds (ct
Category

2010s Italian Pendant Necklaces

Materials

Diamond, White Gold

18 kt White Gold 1, 28 carat Diamonds Rose Gold Dome Ring
Located in Marcianise, Marcianise (CE)
, ITEMS AT AUCTIONS AND ONGOING PROMOTIONS. Enchanting dome ring composed of diamonds on the top of the
Category

Late 20th Century Italian Retro Dome Rings

Materials

Diamond, 18k Gold, Rose Gold, White Gold

Rossella Ugolini 18K Yellow Gold Diamonds 1 Kt Ruby Chess Clip-On Earrings
By Rossella Ugolini
Located in Rome, IT
Earrings in 18 karats yellow gold, adorned with 0.24 karat white diamonds (G color, VS1), and an option for
Category

2010s Italian Modern Clip-on Earrings

Materials

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

TJD 1/2Carat Alternate Round/Baguette Diamond 14 Kt White Gold Designer Necklace
By TJD
Located in New York, NY
Give a touch of glamour to your fine jewelry collection with this diamond fashion pendant. It
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, White Gold

TJD 1 Carat Brilliant Cut Natural Diamond Bangle Bracelet 14 KT White Gold
By TJD
Located in New York, NY
crafted in 14 kt white gold. Diamonds are graded H-I color, I2 clarity.
Category

2010s Indian Contemporary Bangles

Materials

Diamond, 14k Gold, White Gold

TJD 1 Carat Brilliant Cut & Baguette Diamond Bangle Bracelet 14 KT Yellow Gold
By TJD
Located in New York, NY
Add a touch of sparkle to any look with this sleek diamond bangle bracelet. This Shimmering bangle
Category

2010s Indian Modern Bangles

Materials

Diamond, 14k Gold, Yellow Gold

18 kt Yellow Gold Ring with 1.47 ct. Sapphire 1 ct. Brilliant & Baguette Diamond
Located in Antwerp, BE
Brand New 18 kt Yellow Gold Ring with 1.47 ct. Sapphire 1 ct. Brilliant & Baguette Diamonds
Category

21st Century and Contemporary European Modern Fashion Rings

Materials

Diamond, Sapphire, 18k Gold, Yellow Gold

HARAKH 1/5 CT Colorless Diamond Ghunghroo Pendant Necklace in 18 Kt Rose Gold
By Harakh
Located in New York, NY
as F color and VS2 clarity. The total diamond weight of the neckace is 1/5 CT and this pendant is
Category

2010s Indian Contemporary Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, White Gold

HARAKH 1/2 CT Colorless Diamond Ghunghroo Pendant Necklace in 18 Kt Whtie Gold
By Harakh
Located in New York, NY
as F color and VS2 clarity. The total diamond weight of the necklace is 1/2 CT and this pendant is
Category

2010s Indian Contemporary Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, White Gold

HARAKH 1/5 CT Colorless Diamond Ghunghroo Pendant Necklace in 18 Kt White Gold
By Harakh
Located in New York, NY
as F color and VS2 clarity. The total diamond weight of the neckace is 1/5 CT and this pendant is
Category

2010s Indian Contemporary Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, White Gold

18 Kt Gold 1.17 Carat Diamond 1 Carat Blue Sapphire Round Cocktail Dome Ring
Located in New York, NY
18 Kt Gold 1.17 Carat Diamond 1 Carat Blue Sapphire Round Cocktail Dome Ring A perfect symbol of
Category

2010s American Victorian Cocktail Rings

Materials

Diamond, Blue Sapphire, White Gold

Citrini, Iolites, Tourmalines, Diamonds, South-Sea Pearl, 1 4 Kt White Gold Ring
Located in Marcianise, Marcianise (CE)
iolites, tourmalines, citrini and diamonds that surrounding a south-sea pearl. This ring was totally
Category

Vintage 1980s Italian Retro Fashion Rings

Materials

Citrine, Tourmaline, Iolite, South Sea Pearl, Diamond, White Gold, 14k Gold

18 kt. White Gold 2 in 1 Stud Earrings With 4.08 ct. Diamonds, Amazing Piece!
Located in Antwerp, BE
18 kt. White Gold 2 in 1 Stud Earrings With 4.08 ct. Diamonds, Amazing Piece! There are few
Category

21st Century and Contemporary Italian Artisan Stud Earrings

Materials

Diamond, 18k Gold, White Gold

18 kt. White Gold Flower Shape Ring with 1 ct. Diamonds & 0.5 ct. Pink Sapphire
Located in Antwerp, BE
Gorgeous 18 kt. White Gold Flower Shape Ring with 1 ct. Diamonds and 0.5 ct. Pink Sapphire
Category

21st Century and Contemporary Italian Artisan Fashion Rings

Materials

Diamond, Pink Sapphire, White Gold, Rhodium

Diana M. 14 kt white gold, 1" hoop earrings featuring 3.00 cts tw round diamonds
By Diana M. Jewels
Located in New York, NY
14 kt white gold, 1" hoop earrings featuring 3.00 cts tw round diamonds Diana M. is a leading
Category

21st Century and Contemporary American Modern Hoop Earrings

Materials

Diamond, White Gold

Neil Lane 1 Tcw Oval Diamond Double Halo Engagement Ring 14 Kt White Gold
By Neil Lane
Located in San Diego, CA
Neil Lane Bridal Oval Diamond Engagement Ring Style: Double Halo Metal: 14kt White Gold Size: 6
Category

2010s American Engagement Rings

Materials

Diamond, 14k Gold, White Gold

TJD 1 Carat Round Diamond 18 Kt White Gold 7 Stone Classic Cluster Stud Earrings
By TJD
Located in New York, NY
18 Karat White Gold Composite Diamond Stud Earrings With 14 Round Brilliant Diamonds timeless
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, White Gold

Diana M. 18 kt yellow gold, 1" diamond cross pendant adorned with 3.55 cts tw of
By Diana M. Jewels
Located in New York, NY
18 kt yellow gold, 1" diamond cross pendant adorned with 3.55 cts tw of brilliant cut round
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, Yellow Gold

1.5 Ct Finest Colombian Pear Emerald & 1 Ct Diamond Ring in 18 Kt Gold Size 8
Located in New York, NY
1.5 Ct Finest Emerald in Pear Shape & 1 Ct Diamond Ring in 18 Kt Gold Size 8 A Classic, pear
Category

2010s Engagement Rings

Materials

Diamond, Emerald, Gold, 18k Gold

1.2 Ct Finest Zambian Pear Emerald & 1 Ct Diamond Ring in 18 Kt Gold Size 6.5
Located in New York, NY
1.2 Ct Finest Emerald in Pear Shape & 1 Ct Diamond Ring in 18 Kt Gold Size 6.5 A Classic, ring Pear
Category

2010s Engagement Rings

Materials

Diamond, Emerald, Gold, 18k Gold

2.5 Ct Natural Marquis Ruby & 1 Ct Dancing Diamond 18 Kt White Gold Ring Size 6
Located in New York, NY
2.5 Ct Natural Marquis Ruby & 1 Ct Dancing Diamond 18 Kt White Gold Ring Size 6 Introducing our
Category

2010s Solitaire Rings

Materials

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

7 Ct Finest Rubelite Cabochon 1 Ct Diamond 18 Kt White Gold Cocktail Ring Size 6
Located in New York, NY
Cabochons in pear shape and 1 Carat Diamond set in 18 Kt White Gold. Crafted with exquisite detail, this
Category

2010s Cocktail Rings

Materials

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

TJD 1/2 Carat Nat. Pink Rosé & White Diamond 18 Kt Rose Gold Floral Wedding Band
By TJD
Located in New York, NY
This Round Diamond Floral Wedding band in 18K rose gold showcases 0.50 carats of sparkling 72 round
Category

21st Century and Contemporary Wedding Rings

Materials

White Diamond, Rose Gold

TJD 1/2 Carat Nat. Pink Rosé & White Diamond 18 Kt White Gold 3-Row Wedding Band
By TJD
Located in New York, NY
Metal color and ring size can be customized on request. Beautiful Round Natural and pink Diamond
Category

21st Century and Contemporary Wedding Rings

Materials

White Diamond, White Gold

White Gold 18 Kt. Necklace with a Brilliant Fish 1, 18 Carats Pendant
Located in BARI, IT
White gold necklace with small fish pendant entirely made with 1.18 ct brilliants pavé. The fish seems like it has been taken at the amp. Its little eye is made of a small white gold...
Category

Early 2000s Italian Chain Necklaces

Materials

Diamond, White Gold

18 Kt Gold Ring Diamonds Pears F.Intense Yellow & White, Black & Cognac Diamonds
Located in Antwerp, BE
18 kt Gold Ring Diamonds Pears Yellow & White, Black & Cognac Diamonds Exclusive and 1 of a kind
Category

21st Century and Contemporary Belgian Artisan Engagement Rings

Materials

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

14k Gold Stackable Baguette Diamond Ring with Pave Diamond / Dainty Diamond Ring
By JEWELICK
Located in Jaipur, RJ
• Baguette Diamonds: 1 pc 4 X 2 MM • Total CTW: 0.23 ctw • Diamond Quality: G Color VS / SI Clarity If you
Category

2010s Indian Modern Engagement Rings

Materials

Diamond, Gold, 14k Gold

Chopard 18KT WG 1.76Ct. Diamond & Single Floating Diamond Puffed Heart Earrings
By Chopard
Located in New York, NY
Chopard 18 KT White Gold & Diamond classic heart stud earrings. These earrings are designed with 2
Category

Early 2000s Swiss Modern Stud Earrings

Materials

Diamond, 18k Gold, White Gold

Diamond Earrings in 18 Carat White Gold 2 Carats of Diamonds
Located in Paris, FR
Drop earrings in 18 kt white gold and diamonds Each earring holds 6 bezel-set diamonds of varying
Category

Early 2000s French Chandelier Earrings

Materials

Diamond, 18k Gold, White Gold

Estate 1.21 Ct Emerald Cut Diamond G VVS1 Diamond Ring
Located in Napoli, IT
Metal: 18 Kt white gold Hallmarks: assay Gems: 1 emerald cut diamond of 1.21 Ct (7.54 mm. x 5.75 mm. – G
Category

Late 20th Century European Contemporary Solitaire Rings

Materials

Diamond, 18k Gold

J Shaped Diamond Earrings
Located in New York, NY
14 kt White Gold Diamond: 4 ct twd Total Weight: 13.17 grams Length: 1 inch
Category

21st Century and Contemporary Clip-on Earrings

Materials

Diamond, 14k Gold, White Gold

0.07 Carat Diamond Ring
Located in София, BG
14 kt Gold ring with Diamond Gold Color: White Ring size: 6 US Total weight: 0.77 grams Set with
Category

21st Century and Contemporary Bulgarian Modern Bridal Rings

Materials

Diamond, 14k Gold

De Beers Diamonds Ring
By De Beers
Located in London, GB
stunning item with other dazzling gold pieces. Material: 18 kt Gold Size: L Stone: 0.20 ct Diamond Every
Category

21st Century and Contemporary Band Rings

Materials

Diamond, 18k Gold

18 Kt gold diamond bracelet
Located in New York, NY
1 Carat VS quality diamond bracelet set in 18 Kt yellow gold.
Category

21st Century and Contemporary Modern Bracelets

Materials

Diamond, Gold, 18k Gold, Yellow Gold

Diamond Gold Hoop Earrings
Located in Los Angeles, CA
assist. Specs: 18 KT Yellow Gold Diamonds: 66- Round cuts with an approximate total weight of
Category

20th Century American Hoop Earrings

Materials

Diamond, 18k Gold

Diamond Gold Hoop Earrings
Diamond Gold Hoop Earrings
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W 0.13 in L 1.25 in
Art Deco Diamond 1.15 Ct Diamond Twin Target Pendant 18 KT Necklace
Located in Napoli, IT
This beautiful twin target necklace is Art Deco period 1925 ca Consisting in a double Diamond 18 KT
Category

Vintage 1920s European Art Deco Pendant Necklaces

Materials

Diamond, 18k Gold

Gold and Diamond Leaf Brooches
Located in New York, NY
A Pair of Gold and Diamond Leaf Brooches mounted on 14 kt yellow gold, featuring 170 round diamonds
Category

Vintage 1970s American Brooches

Materials

Diamond, Gold

Dalben Green Tourmaline Diamond Gold Ring
By Laura Dalben
Located in Como, IT
Dalben design Green Tourmaline and brown Diamond Ring mounted in 18 kt warm white gold. One Oval
Category

21st Century and Contemporary Italian Contemporary Cocktail Rings

Materials

Diamond, Brown Diamond, Tourmaline, Gold, White Gold, 18k Gold

Princess Cut Diamond Bangle 1.38ctw
Located in Fatih, 34
Gold, White Gold Gold GR: 8.65GR Diamond 1 :0.54ct Natural Round Diamond, Diamond 2: 0.84ct Natural
Category

2010s European Art Deco Tennis Bracelets

Materials

Diamond, 14k Gold

18 Karat Gold and 2.10 Carat, Diamond Hoop with Detachable Gold and Diamond Drop
Located in New York, NY
These versatile 18 kt yellow gold earrings can be worn alone as a simple pave diamond huggie or for
Category

1990s American Contemporary Drop Earrings

Materials

Diamond, 18k Gold

Diana M. 18 kt Yellow Diamond Bracelet with 35.07ct Fancy Yellow Diamonds
By Diana M. Jewels
Located in New York, NY
18 kt custom yellow gold 4 prong diamond eternity bracelet 35.07 cts GIA certified cushion cut
Category

21st Century and Contemporary American Modern Tennis Bracelets

Materials

Yellow Diamond, 18k Gold, Yellow Gold

Antique Victorian Diamond Cluster Earrings
Located in New York, NY
An incredible pair of diamond cluster earrings from the Victorian era. 14 kt Yellow Gold Diamond
Category

Antique 19th Century Dangle Earrings

Materials

Diamond, 14k Gold, Yellow Gold

Sapphire and Diamond Cocktail Ring
Located in Fatih, 34
Made to Order Gold Kt: 14K (also available in 18K request) Available Gold Colors: Rose Gold, Yellow
Category

2010s European Cocktail Rings

Materials

Diamond, Sapphire, 14k Gold, Yellow Gold

Dalben Australian Opal Diamond Gold Band Ring
By Laura Dalben
Located in Como, IT
carats mounted in 18 kt warm white gold. Ring size7 USA - 54 1/2 EU . Band Ring width 5 mm . The Ring
Category

21st Century and Contemporary Italian Contemporary Band Rings

Materials

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

18kt Gold Emerald Earrings with Diamonds
Located in Antwerp, BE
, Ca.1,2 Ct Each Diamonds: 20 brilliant cut diamonds, Ca. 1 Ct Material: 18 kt yellow gold Total
Category

21st Century and Contemporary Contemporary Stud Earrings

Materials

Diamond, Emerald, Gold, 18k Gold

18kt Gold Emerald Earrings with Diamonds
18kt Gold Emerald Earrings with Diamonds
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H 0.48 in W 0.41 in
Natural Multi sapphire diamond cross pendant
Located in New York, NY
Natural 0.43 carat Multi sapphire and 0.18 carat diamond pendant set in 18 Kt yellow gold. Gross
Category

21st Century and Contemporary Pendant Necklaces

Materials

Diamond, Sapphire, 18k Gold

18kt Rose Gold Star Ring 0.82 Ct White Diamonds 0.63 Fancy Pink Natural Diamonds
Located in Bergamo, BG
Ring made of 18 kt rose gold paved with white natural brilliant-cut diamonds for ct.0.82 and pink
Category

21st Century and Contemporary Italian Cocktail Rings

Materials

White Diamond, Pink Diamond, 18k Gold, Rose Gold

Dalben 4.50 Carat Aquamarine Diamond Gold Ring
By Laura Dalben
Located in Como, IT
Dalben design Aquamarine And Diamond Ring mounted in 18 kt white gold. One Cushion cut Aquamarine
Category

21st Century and Contemporary Italian Contemporary Cocktail Rings

Materials

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

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1kt Diamond For Sale on 1stDibs

Surely you’ll find the exact 1kt diamond you’re seeking on 1stDibs — we’ve got a vast assortment for sale. Frequently made of gold, 18k gold and 14k gold, this item was constructed with great care. Our collection of these items for sale includes 7984 vintage editions and 9435 modern creations to choose from as well. Making the right choice when shopping for a 1kt diamond may mean carefully reviewing examples of this item dating from different eras — you can find an early iteration of this piece from the 18th Century and a newer version made as recently as the 21st Century, both of which have proven very popular over the years. Finding an appealing 1kt diamond — no matter the origin — is easy, but Artisan NYC, Cartier and Van Cleef & Arpels each produced a popular version that is worth a look. See these pages for a round cut iteration of this accessory, while there are also brilliant cut cut and oval cut cut versions available here, too. There aren’t many items for men if you’re seeking a 1kt diamond, as most of the options available are for women and unisex.

How Much is a 1kt Diamond?

Prices for a 1kt diamond can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1 and can go as high as $2,233,686, while this accessory, on average, fetches $4,313.
Questions About 1kt Diamond
  • 1stDibs ExpertFebruary 22, 2021
    Depending on the quality, age, and designer, a 1-carat diamond can cost between $1,300 and $16,500.
  • 1stDibs ExpertApril 5, 2022
    The term 1-carat diamond earrings means a pair of earrings set with diamond gemstones that have a total weight of 200 milligrams. Depending on the design, each earring may hold one diamond or several smaller gems. You'll find a variety of diamond gemstone earrings on 1stDibs.
  • 1stDibs ExpertOctober 5, 2021
    What a 1-carat black diamond is worth varies according to the cut, type (natural/treated) and the demand and supply. Both natural and treated black diamonds increase in value as demand increases. It ranges from $100 to $3,000 per carat. On 1stDibs, you can find a variety of unique and designer black diamond jewelry & watches from different periods to choose from.
  • 1stDibs ExpertSeptember 28, 2021
    A 1-carat pink diamond’s worth depends on the color intensity and carat. High-quality pinks are the most expensive natural diamond color today. The price can vary from $10,000 to $70,000 per carat for an intense pink. On 1stDibs, you will find a variety of pink diamond jewelry from different periods.
  • 1stDibs ExpertNovember 8, 2023
    The term 1 CTTW diamond earrings means a pair of diamond earrings with a total carat weight of 1 carat. Carats are the unit of measurement for gemstones and equals around 200 milligrams. Each earring in a set has an individual carat weight, and the two weights added together give you the total carat weight. So, a pair with a total carat weight of 1 would usually consist of two 0.5 carat earrings. Explore a large selection of diamond earrings on 1stDibs.
  • 1stDibs ExpertFebruary 22, 2021
    The average cost of a pair of 1-carat diamond earrings is around $2,500. However, that price can change depending on the quality of the diamonds and the brand.
  • 1stDibs ExpertSeptember 28, 2021
    Like with most diamond products, the price of a 1-carat princess cut diamond can range dramatically. On 1stDibs, find 1-carat princess cut diamond rings, earrings, necklaces and bracelets starting at $999 to $16,500.
  • 1stDibs ExpertApril 5, 2022
    The difference between Type I and Type II diamonds is their composition. Type I diamonds contain nitrogen-based impurities, while Type II diamonds do not feature these types of impurities. You'll find a large collection of diamond gemstone jewelry on 1stDibs.
  • 1stDibs ExpertOctober 19, 2021
    The average cost of a pair of diamond stud earrings with a total carat weight of 1-carat is $2,495. Depending on the clarity, cut and color of the diamond, the price and other details may vary. On 1sDibs, shop for antique and vintage diamond earrings.