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Estate 14K White Gold .25 Carat Diamond Heart Pendant Necklace
Located in Webster, SD
/8ths of an inch, not including the bail. It features .25 ctw in 22 round cut, natural diamonds. These
Category

21st Century and Contemporary Unknown Modern Pendant Necklaces

Materials

Diamond, White Gold

25 Carat VS E Quality Diamond 18 Karat Gold Necklace Bridal Estate
Located in New York, NY
25 Carats VS, E Diamond Necklace made in 18 Karat gold . One of our premium necklace from our
Category

Early 2000s Drop Necklaces

Materials

Diamond, 18k Gold

Diamond Ring 14K White Gold Vintage Estate 2.20 TDW Marquise
By Estate Jewelry
Located in East Brunswick, NJ
are .25 carat each, two more - .18 carat each, and two princess cut diamonds total .10 carat. The
Category

20th Century Cluster Rings

Materials

Diamond, 14k Gold, White Gold

Natural Diamond Ring 14k Yellow Gold Marquise Round 1.81 Cttw
By Estate Jewelry
Located in East Brunswick, NJ
VS1 clarity and G color. Nine round cut diamonds total .25 carat of VS2-SI1 clarity and H color
Category

Late 20th Century Cocktail Rings

Materials

Diamond, 14k Gold, Yellow Gold

42 Round Diamond 25 Pointer Each Line Tennis Bracelet 14 Karat Gold 10 Carat
Located in New York, NY
42 Round Diamond 25 Pointer Each Line Tennis Bracelet 14 K Yellow Gold 10 Ct Meet the ultimate
Category

20th Century Unknown Link Bracelets

Materials

Diamond, Yellow Gold, 14k Gold

Natural Diamond Earrings 14K White Gold Dangle Bubbles
By Estate Jewelry
Located in East Brunswick, NJ
earring. They graduate from .07 carat to .25 carat (.7, .10, .15, .20, .25) totaling 1.54 carats for the
Category

Late 20th Century Drop Earrings

Materials

Diamond, 14k Gold, White Gold

Diamond Earrings 14K Gold Russian Buttercup .74cttw
By Estate Jewelry
Located in East Brunswick, NJ
top. Each diamond in buttercup setting is .25 carat of a very clean VVS1 clarity and G color. 5
Category

Vintage 1980s Russian More Earrings

Materials

Diamond, 14k Gold, Yellow Gold

Mens Diamond Ring 14K Gold Geometric Vintage
By Estate Jewelry
Located in East Brunswick, NJ
diamond in the center. The bezel set .25 carat diamond is estimated to be SI2 clarity and H color. The top
Category

20th Century Band Rings

Materials

Diamond, 14k Gold, Yellow Gold

Blue & White Diamond Ring 14K Gold Band Engagement
By Estate Jewelry
Located in East Brunswick, NJ
setting. The center blue diamond is .25 carat of SI2 clarity. Two side white diamonds are .20 carat each
Category

Late 20th Century Band Rings

Materials

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

Diamonds Earrings 18K Gold & Sterling Silver Vintage
By Estate Jewelry
Located in East Brunswick, NJ
rose cut in the center is .25 carat. They are very clean and fiery gems of VS1 clarity and G color
Category

20th Century Drop Earrings

Materials

Diamond, 18k Gold, Yellow Gold, Sterling Silver

Ladies or Mens Diamond Ring Band 14K White Gold 1.05 TDW
By Estate Jewelry
Located in East Brunswick, NJ
carat of SI1 clarity and I color. 25 surrounding single cut diamonds total .75 carat of SI2-I2 clarity
Category

Vintage 1960s Band Rings

Materials

Diamond, White Gold

Diamond Ring 14K White Gold Vintage Cluster 2.00 TDW
By Estate Jewelry
Located in East Brunswick, NJ
Gold The center round brilliant cut diamond is .25 carat of VS1 clarity and H color. 36 single cut
Category

Mid-20th Century Cluster Rings

Materials

Diamond, 14k Gold, White Gold

Diamond Ring .55 TDW 14K White Gold Floral Vintage
By Estate Jewelry
Located in East Brunswick, NJ
diamonds. The center bezel-set diamond is .25 carat, six mine cut surrounding diamonds total .30 carat. The
Category

Vintage 1960s Engagement Rings

Materials

Diamond, 14k Gold, White Gold

Diamonds Earrings 18K White Gold Floral Dangle 1.68 TDW Vintage
By Estate Jewelry
Located in East Brunswick, NJ
. The bigger diamond on the bottom is .25 carat (VS2 clarity, H color). Seven diamonds total .35 carat
Category

Mid-20th Century Dangle Earrings

Materials

Diamond, 18k Gold, White Gold

Diamond Earrings Flower Vintage 14K White Gold Dangle 1.66 TDW
By Estate Jewelry
Located in East Brunswick, NJ
. The buttercup setting on the top holds .25 carat diamond. The bezel-set diamond on the bottom is .30
Category

Mid-20th Century Drop Earrings

Materials

Diamond, 14k Gold, White Gold

Diamond Ring 14K Gold Flower Vintage by Haco 1.45 TDW
By Estate Jewelry
Located in East Brunswick, NJ
round brilliant cut diamond is .15 carat, and two diamonds on the bottom are .25 carat each. These gems
Category

20th Century Cocktail Rings

Materials

Diamond, 14k Gold, White Gold

25 Carat Cushion Shape Rhodolite Garnet and 5.8 Carat Diamond Ring 18 Karat Gold
Located in New York, NY
Approximately 25 Carat Cushion Shape Rhodolite Garnet & 5.8 Ct Diamond Ring 18 Kt White Gold
Category

2010s Engagement Rings

Materials

Diamond, Garnet, Rhodolite, 18k Gold, White Gold, Gold

White & Fancy Diamond Ring Platinum Cocktail Cluster 4.00 TDW
By Estate Jewelry
Located in East Brunswick, NJ
top is studded with 25 diamonds. Three white round cut diamonds total .45 carat of SI1 clarity and H
Category

21st Century and Contemporary Cluster Rings

Materials

Diamond, Platinum

43 Carat Cushion-Cut Tanzanite Pendant Necklace with 18 Carat Diamonds, Estate
Located in New York, NY
size diamonds pear , round and baguettes (25 pointer to 50 pointer ) around tanzanite only enhances
Category

20th Century Drop Necklaces

Materials

Diamond, Tanzanite, 14k Gold

Natural Diamond Ring 18k Gold Spiral Vintage
By Estate Jewelry
Located in East Brunswick, NJ
. The center bezel set round brilliant cut diamond is .25 carat of VVS2 clarity and G color. More 17
Category

20th Century Cluster Rings

Materials

Diamond, 18k Gold, Yellow Gold

Diamond Tennis Bracelet 14K White Gold 3.38 TDW
By Estate Jewelry
Located in East Brunswick, NJ
with white and fiery round brilliant cut diamonds. There are 25 diamonds totaling 2.50 carats, plus 44
Category

Late 20th Century Link Bracelets

Materials

Diamond, 14k Gold, White Gold

Mens Diamond Ring .50 Tdw 14K Gold Band Geometric
By Estate Jewelry
Located in East Brunswick, NJ
. The center 4mm x 3mm diamond weighs .25 carat, eight round brilliant cut diamonds total .25 carat. The
Category

Late 20th Century Band Rings

Materials

Diamond, 14k Gold, Yellow Gold

Diamond Ring 18K White Gold Band .67 TDW
By Estate Jewelry
Located in East Brunswick, NJ
carat marquise cut diamond is surrounded with 10 round brilliant cut gems and also accented with four
Category

Late 20th Century Engagement Rings

Materials

Diamond, 18k Gold, White Gold

Trillion Cut Diamond Opal Ring Platinum
By Estate Jewelry
Located in East Brunswick, NJ
! Two trillion cut total .25 carat of VS2 clarity and G color. 18 round cut diamonds total .18 carat of
Category

20th Century Engagement Rings

Materials

Diamond, Opal, Platinum

Diamond Ruby Ring Flower 14K White Gold Band Vintage
By Estate Jewelry
Located in East Brunswick, NJ
diamonds and natural rubies. The center round brilliant cut diamond is .25 carat of VS1 clarity and H color
Category

20th Century Band Rings

Materials

Diamond, Ruby, 14k Gold, White Gold

9 Carat Pave Diamonds VS Quality E Color Cocktail 18 Kt White Gold Ring Estate
Located in New York, NY
9 Carat Pave Diamonds VS Quality E Color Cocktail 18 Kt White Gold Ring Estate Amazing shine and
Category

Early 2000s Cocktail Rings

Materials

Diamond, 18k Gold, White Gold

Diamond Amethyst Ring, Yellow Gold, Estate Ring With Genuine 6.0 Carat Amethyst
By Five Star Jewelry
Located in Austin, TX
Quality: 14 karat Yellow Gold Diamond Number: 8 Diamond Total Weight: .25 carats Diamond Shape: round
Category

2010s American Contemporary Three-Stone Rings

Materials

Amethyst, Diamond, 14k Gold, Yellow Gold

Estate 18 Karat Gold Round Diamond and Blue Enameled Fashion Cocktail Ring
Located in Scottsdale, AZ
Estate 18K yellow gold round diamond and blue enameled sphere fashion cocktail ring. Showcasing 10
Category

20th Century Cluster Rings

Materials

Diamond, 18k Gold, Yellow Gold

3.01 Carat Total Round Diamond Elongated Cluster Ring in 14 Karat Yellow Gold
Located in Scottsdale, AZ
Gold Gemstone: Diamond Diamond Count: 25 Diamond Cut: Round Brilliant Diamond Total Carat Weight: 3.01
Category

21st Century and Contemporary Unknown Contemporary Cocktail Rings

Materials

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

Men's Round Brilliant Diamond Cluster Tree Bark Ring 3.71 Carats Total Faux Bois
Located in Scottsdale, AZ
incredible ring features 19 round brilliant natural diamonds set in a semi-tiered cluster design. The
Category

Late 20th Century Unknown Cluster Rings

Materials

Diamond, Gold, 14k Gold, Yellow Gold

.62 Carat Total Round E-F / VS2 Diamond Two-Tone Vertical Bar Pendant Necklace
Located in Scottsdale, AZ
is round brilliant cut, approximately .51 carats, E-F color and VS2 clarity. Item type: Pendant
Category

21st Century and Contemporary Unknown Contemporary Pendant Necklaces

Materials

Diamond, Gold, 18k Gold, Yellow Gold, Palladium

25 Ct Natural Carved Emerald & 10 Ct Diamond Art Deco 18 KW Gold Necklace
Located in New York, NY
, weighing around 25 carats, and dazzling diamonds totaling 10 carats. Crafted in 18 karat gold, the necklace
Category

2010s Drop Necklaces

Materials

Diamond, Emerald, 18k Gold, Gold

Estate Diamond Drop Gold Heirloom Quality Drop Earrings
Located in Montreal, QC
earring set with one round brilliant-cut diamond, weighing approx. .25 carat (.50 total carat weight
Category

21st Century and Contemporary Contemporary Drop Earrings

Materials

Citrine, Diamond, 18k Gold

1960s Diamond Onyx 18 Karat Yellow Gold Estate Hinged Bangle Bracelet
Located in Boca Raton, FL
hinged bangle features endcaps set with round brilliant cut diamonds weighing approximately 1.15 carat
Category

Mid-20th Century Retro Bangles

Materials

Diamond, Onyx, 18k Gold, Yellow Gold

Round Diamond Huggie Hoop Earrings with Yellow and White Diamond Dangles
Located in Scottsdale, AZ
carat total weight Diamond color: G-H and Fancy Yellow Diamond cut: Round Brilliant Diamond clarity: VS1
Category

21st Century and Contemporary Unknown Contemporary Hoop Earrings

Materials

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

Estate Vintage Platinum 2.03 Black Opal Diamond Halo Ring
Located in Scottsdale, AZ
Estate Vintage platinum 2.03 black Opal diamond halo ring. Showcasing one oval black Opal
Category

20th Century Fashion Rings

Materials

Diamond, Opal, Black Opal, Platinum

AGI Natural Blue Sapphire & Diamond Necklace 18 Karat White Gold, Suite, Estate
Located in New York, NY
with 3.5 carats of round brilliant cut diamonds, adding to their elegance and sophistication. The set
Category

20th Century Drop Necklaces

Materials

Diamond, Blue Sapphire, 18k Gold, White Gold

1.51 Carat VVS2 Center Diamond Pendant on Chain
Located in Solvang, CA
Estate 1.51 carat center diamond pendant on chain. This 14 karat rose gold pendant features a 1.51
Category

Early 2000s Pendant Necklaces

Materials

Diamond, Rose Gold, 14k Gold

Daniel K Round Diamond 18 Karat Gold Circle Drop Necklace
By Daniel K
Located in Miami, FL
Adore this delightful and artistic Estate Diamond 18K Gold Circle Drop Necklace!  This necklace is
Category

21st Century and Contemporary American Modern Drop Necklaces

Materials

Diamond, 18k Gold, Gold

Estate 18 Karat White Gold Aquamarine and Diamond Heart Pendant Necklace
Located in Scottsdale, AZ
are 86 round brilliant cut diamonds weighing a combined total of 0.40 carats. Diamond grading: color
Category

21st Century and Contemporary Pendant Necklaces

Materials

Aquamarine, Diamond, 18k Gold, White Gold

Estate 18 Karat White Gold Fancy Yellow Cushion Diamond Dangle Halo Earrings
Located in Scottsdale, AZ
combined total of 2.38 carats. Accented with 76 round brilliant cut bead set diamonds weighing a combined
Category

21st Century and Contemporary Dangle Earrings

Materials

Diamond, Yellow Diamond, 18k Gold, White Gold

Modernist Rhodolite Garnet Diamond 18K Gold Fringe Necklace Fine Estate Jewelry
By Coach House
Located in Montreal, QC
garnets with a combined approx. carat weight of 25 carats; Handmade in 18k White Gold; Approx. length of
Category

Vintage 1980s Modernist More Necklaces

Materials

Diamond, Garnet, 18k Gold

Diamond 0.6 Carat Traditional Ring/Band 14 Karat White Gold, Halo Ring
Located in New York, NY
Diamond 0.5 Carat Traditional Ring/Band 14 Karat White Gold, Halo Ring one 25 pointer Brilliant
Category

2010s Solitaire Rings

Materials

Diamond, Gold, 14k Gold, White Gold

Beautiful Diamond Gold Drop Pendant and Pearl Necklace Estate Fine Jewelry
Located in Montreal, QC
Diamond; .50 carat; clarity: SI1; color: I/J; bale set with 7 round Brilliant cut Diamonds, .25 total
Category

Vintage 1980s Modernist Pendant Necklaces

Materials

Diamond, Cultured Pearl, 18k Gold

GIA Certified 18K Two-Tone Estate Fancy Brown and Yellow Diamond Cluster Ring
Located in Scottsdale, AZ
approximately 1.10 carats, having VS2 clarity. Accented with numerous round brilliant cut diamonds weighing a
Category

20th Century Cocktail Rings

Materials

Diamond, Yellow Diamond, Brown Diamond, 18k Gold, Yellow Gold

Hammered 18 Karat Yellow Gold Brushed Finish Hoop Earrings with Round Diamonds
Located in Scottsdale, AZ
contemporary and unique element to the pair. Scattered throughout the hoops are .25 carats of single round
Category

21st Century and Contemporary Unknown Contemporary Hoop Earrings

Materials

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

White Gold Diamond Large Cluster Halo Stud Earrings - 18k Round 4.75ctw Pierced
Located in Greensboro, NC
Metal Content: 18k White Gold Stone Information Natural Diamonds Carat(s): 4.75ctw Cut: Round
Category

21st Century and Contemporary Stud Earrings

Materials

Diamond, 18k Gold, White Gold

David Webb 18K Yellow Gold Geometric Sapphire, Diamond And Ruby Estate Ring
By David Webb
Located in New York, NY
34 round brilliant cut diamonds, meticulously set to accentuate the intricate design. With a total
Category

Vintage 1970s American Modern Cocktail Rings

Materials

Emerald, Diamond, Ruby, Sapphire, Yellow Gold

Peter Suchy 5.28 Carat Cabochon Ceylon Sapphire Diamond Halo Gold Pendant
Located in Stamford, CT
halo of 33 round cut diamonds. The sapphire is from an early 1900's estate. The setting was created in
Category

21st Century and Contemporary Necklace Enhancers

Materials

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

Round Brilliant Diamond Station Drop Necklace in 14 Karat White Gold F Color VS
Located in Scottsdale, AZ
Karat White Gold Natural Diamond: .25 carats Drop length: 18 mm Chain length: 16" Chain width: 1.66 mm
Category

21st Century and Contemporary Unknown Contemporary Drop Necklaces

Materials

Diamond, Gold, 14k Gold, White Gold

Peter Suchy 1.75 Carat Indicolite Tourmaline Diamond White Gold Pendant Necklace
By Peter Suchy
Located in Stamford, CT
. 1.75cts 25 round brilliant cut diamonds, F-G VS approx. .21cts 18k white gold Stamped: 18k 4.6 grams Top
Category

21st Century and Contemporary Pendant Necklaces

Materials

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

28 Carat Oval Shape Natural Emerald & 5 Carat Diamond Necklace in 14 Karat Gold
Located in New York, NY
28 Carat Oval Shape Natural Emerald & 5 Carat Diamond Necklace in 14 Karat Gold This spectacular
Category

2010s Drop Necklaces

Materials

Diamond, Emerald, 14k Gold

Retro Platinum Cathedral 0.74 Ctw Round Brilliant Cut Diamond Engagement Ring
Located in Philadelphia, PA
Unigem. With an approximate 0.74 total carat weight, having a 0.57 ct. round brilliant cut diamond with
Category

Mid-20th Century American Retro Engagement Rings

Materials

Diamond, Platinum

0.87 Carat Diamond and Platinum Ring - Art Deco Style
Located in Jesmond, Newcastle Upon Tyne
A stunning antique and contemporary 0.87 carat diamond and platinum Art Deco style ring; part of
Category

Vintage 1910s Unknown Art Deco Engagement Rings

Materials

Diamond, Platinum

Sonia B. Designs 8.00 Carat Citrine and Diamond Chunky Gold Star Cocktail Ring
By Sonia B. Designs
Located in Scottsdale, AZ
: Star Citrine color: Yellowish- Orange Natural Diamonds: .50 ctw Diamond cut: Round Diamond color: G-H
Category

21st Century and Contemporary Unknown Contemporary Cocktail Rings

Materials

Citrine, Diamond, Gold, 14k Gold, Yellow Gold

Important Lightning Ridge 15 Carat Black Opal Diamond Vintage Necklace
Located in Santa Barbara, CA
, displaying eye-catching fire and brilliance. Accented with nearly 2.5 carats of round brilliant diamonds for
Category

Vintage 1960s Art Deco Pendant Necklaces

Materials

Black Opal, Diamond, Opal, Platinum

Filigree Diamond Ring
Located in Derby, NY
. With .25 cttw in SI clarity, G-H color diamonds and 1.85 grams of 14 Kt white gold. Perfect to wear as
Category

21st Century and Contemporary Unknown Modern Bridal Rings

Materials

Diamond, 14k Gold

1.20 Carat Total Ruby and Diamond Swirl Cocktail Ring in 14 Karat Rose Gold
Located in Scottsdale, AZ
, making it really pop. Ring size: 6.25 Metal: 14K Rose Gold Weight: 9.14 grams Diamonds: .25 ctw
Category

Mid-20th Century Unknown Contemporary Cocktail Rings

Materials

Diamond, Ruby, Gold, 14k Gold, Rose Gold

Vintage 2.62 Carat Diamond and 12 Karat White Gold Cluster Ring
Located in Jesmond, Newcastle Upon Tyne
Transitional Modern Brilliant Round Content 2.20 carats Total Diamond Content 2.62 carats Number of Diamonds
Category

Vintage 1960s Unknown Cocktail Rings

Materials

Diamond, White Gold

39.42 Carat VS Clarity F Color Diamond and Green Tourmaline 18K 22" Necklace
Located in Tustin, CA
Very elegant, ladies estate 18 karat white gold, custom made 39.42 carat total weight pendant
Category

21st Century and Contemporary American Artisan Pendant Necklaces

Materials

Diamond, Tourmaline, 18k Gold, White Gold

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25 Carat Round Estate Diamond For Sale on 1stDibs

Find the exact 25 carat round estate diamond you’re shopping for in the variety available on 1stDibs. Frequently made of gold, 18k gold and yellow gold, this item was constructed with great care. Our collection of these items for sale includes 156 vintage editions and 117 modern creations to choose from as well. Finding the perfect 25 carat round estate diamond may mean sifting through those created during different time periods — you can find an early version that dates to the 19th Century and a newer variation that were made as recently as the 21st Century. There have been many well-made iterations of the classic 25 carat round estate diamond over the years, but those made by LB Exclusive, Estate Jewelry and Cartier are often thought to be among the most beautiful. 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 emerald cut alternatives. If you’re browsing our inventory for a 25 carat round estate diamond, you’ll find that many are available today for women, but there are still pieces to choose from for unisex and men.

How Much is a 25 Carat Round Estate Diamond?

Prices for a 25 carat round estate diamond can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $215 and can go as high as $198,000, while this accessory, on average, fetches $3,995.