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20th Century Diamond

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Mid-20th Century Diamond Platinum Bracelet
Located in New York, NY
marquise cut diamonds that weigh approximately 20.00ct. The color of the diamonds is F-H with VS clarity
Category

Mid-20th Century More Bracelets

Materials

Diamond, Platinum

Mid-20th Century Diamond Platinum Bracelet
Mid-20th Century Diamond Platinum Bracelet
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W 0.98 in L 6.5 in
20th Century Diamonds 18 Karat Yellow Gold Ring
Located in Poitiers, FR
; Free resize, please contact us. Authentic antique jewel - Work from the beginning of the 20th century
Category

Early 20th Century French Belle Époque Engagement Rings

Materials

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

Marianne Ostier Mid-20th Century Diamond Gold Earrings
By Marianne Ostier
Located in New York, NY
-20th Century. "A Collection of Jewelry, Designed by Marianne Ostier Ostier, Inc., one of New York's
Category

Mid-20th Century American Clip-on Earrings

Materials

White Diamond, 18k Gold

20th Century Diamonds 18 Karat White Gold Dangle Earrings
Located in Poitiers, FR
constituted of a pattern formed of an antique cushion- cut diamond retained with claws, and of a shuttle set
Category

20th Century French Belle Époque Dangle Earrings

Materials

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

20th Century Diamonds 18 Karat Yellow Gold Antique Ring
Located in Poitiers, FR
- Work of the XXth century. Our opinion : a beautiful antique gold and yellow diamond ring that could be
Category

20th Century French Belle Époque Wedding Rings

Materials

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

20th Century Diamond 18 Karat Yellow Gold Antique Ring
Located in Poitiers, FR
beginning of the 20th century. Our opinion : A great classic, easy to wear and totally mixed. Specialized
Category

Early 20th Century British Belle Époque Engagement Rings

Materials

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

20th Century Diamonds 18 Karat Yellow Gold Garter Ring
Located in Poitiers, FR
. Authentic antique jewelry - English work of the 20th century. Our opinion : the diamond garter ring is a
Category

Antique Early 1900s British Edwardian Wedding Rings

Materials

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

20th Century Diamonds 18 Karat White Gold Platinum Transformation Necklace
Located in Poitiers, FR
century, it features articulated motifs set with claw-retained Antique Cushion Cut diamonds and star
Category

20th Century French Belle Époque Choker Necklaces

Materials

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

20th Century Diamonds Ruby 18 Karat Yellow Gold Cross Pendant
Located in Poitiers, FR
setting star of 5 rose- cut diamonds and in the center, of a cushion- cut ruby. Height : 3.5 cm, width
Category

20th Century French Belle Époque Pendant Necklaces

Materials

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

20th Century Diamond 18 Karat Yellow Gold Platinum Swirl Ring
Located in Poitiers, FR
jewelry - Work from the beginning of the 20th century. Our opinion : The antique diamond tourbillon ring
Category

Early 20th Century French Belle Époque Engagement Rings

Materials

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

French 20th Century Diamonds 18 Karat Yellow Gold Flower Earrings
Located in Poitiers, FR
g approximately. Authentic antique jewel - French work from the beginning of the 20th century. Our
Category

Early 20th Century French Belle Époque Lever-Back Earrings

Materials

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

20th Century Diamond 18 Karat Yellow Gold Engraved Bangle Ring
Located in Poitiers, FR
twentieth century. Our opinion : a lovely diamond ring, it will dress with elegance a thin hand or the
Category

Early 20th Century French Belle Époque Band Rings

Materials

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

20th Century Diamond 18 Karat Rose Gold Curved Bangle Ring
Located in Poitiers, FR
diamond. Total weight of the diamond : 0.10 carat approximately. Height : 10 mm approximately, thickness
Category

Early 20th Century French Belle Époque Band Rings

Materials

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

20th Century Diamond 18 Karat Yellow Gold Large Bangle Ring
Located in Poitiers, FR
jewel is decorated with an antique brilliant- cut diamond set on platinum. Weight of the diamond : 0,52
Category

Early 20th Century French Belle Époque Band Rings

Materials

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

20th Century Diamonds 18 Karat Yellow Gold Clover Shape Ring
Located in Poitiers, FR
clover whose each petal is adorned with a brilliant- cut diamond. The center, as well as the tail, are
Category

Early 20th Century French Belle Époque More Rings

Materials

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

20th Century Diamond 18 Karat Yellow Gold Platinum Bangle Ring
Located in Poitiers, FR
diamond is held by these patterns and by 2 important platinum claws. Total weight of the diamond : 0.40
Category

Early 20th Century French Belle Époque Band Rings

Materials

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

20th Century Diamonds 18 K Yellow Gold Crescent Moon Pattern Necklace
Located in Poitiers, FR
approximately. Antique jewelry - French work from the early 20th century. Our opinion : An antique gold necklace
Category

20th Century French Belle Époque Pendant Necklaces

Materials

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

20th Century Diamonds Silver 18 Karats White Gold Chain Cross Pendant
Located in Poitiers, FR
arms of rose-cut diamonds. In the center, a round pattern is set with a rose-cut diamond of larger size
Category

Early 20th Century Italian Belle Époque Pendant Necklaces

Materials

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

French, 20th Century, Diamond Pearl 18 Karat Rose Gold Crown Ring
Located in Poitiers, FR
beginning of the 20th century. Our opinion : The profile of this antique pearl ring is beautifully worked
Category

Early 20th Century French Belle Époque Engagement Rings

Materials

Diamond, White Diamond, Pearl, Gold, 18k Gold, Rose Gold

French 20th Century Diamonds 18 Karat Yellow Gold Belle Epoque Ring
Located in Poitiers, FR
century. Our opinion : this antique diamond ring will elegantly adorn a thin and slender hand
Category

Early 20th Century French Belle Époque Engagement Rings

Materials

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

Mid-20th Century Diamond Covered Woven Yellow Gold Ladies Wristwatch Bracelet
Located in Miami Beach, FL
Elegant covered 14k yellow gold woven ladies watch with 9 prong set diamonds going in a line from
Category

Mid-20th Century Wrist Watches

Materials

Diamond, 14k Gold, Yellow Gold

Early 20th Century Diamond Horse Shoe Brooch in Platinum and Gold
Located in New York, NY
An early 20th century Edwardian period diamond brooch in the form of a horse shoe, in platinum and
Category

Vintage 1910s Edwardian Brooches

Materials

Diamond, Gold, 14k Gold, Platinum

French 20th Century Diamonds 18 Karat Rose Gold Minerva Round Shape Ring
Located in Poitiers, FR
. Antique jewel - French work from the beginning of the 20th century. Signed jewel of the prosperous Count
Category

Early 20th Century French Belle Époque Wedding Rings

Materials

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

French, 20th Century, Diamond Pearl Garnet 18 Karat Rose Gold Dangle Earrings
Located in Poitiers, FR
, each earring is adorned with a small rose-cut diamond, a pearly white cultured pearl, all supporting a
Category

Early 20th Century French Belle Époque Drop Earrings

Materials

Garnet, Pearl, Diamond, White Diamond, Gold, 18k Gold, Rose Gold

Mid-20th Century Diamond Emerald 18 Karat White Gold Clip-on Earrings
Located in Munich, Bavaria
diamonds have a weight of 1.6 carat approximately and are set à jour. The two largest diamonds are cut in
Category

Mid-20th Century Post-War Clip-on Earrings

Materials

Diamond, Emerald, 18k Gold, White Gold

Early 20th Century Diamond Set Ring in 18 Carat Yellow and White Gold
Located in Yorkshire, West Yorkshire
An early 20th century ring with an unusual and unique aesthetic. This ring has been designed and
Category

Vintage 1930s British Art Deco Band Rings

Materials

Diamond, 18k Gold, White Gold, Yellow Gold

Diamond Ring
Located in Geneva, CH
18K yellow gold ring centered by a round diamond. Modernist work. Mid-20th century. Diamond
Category

Mid-20th Century Modernist Engagement Rings

Materials

Diamond, Gold

Diamond Ring
Diamond Ring
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1940's Diamond Ribbon Cultured Pearl 14 Karat White Gold Vintage Drop Earrings
Located in Boca Raton, FL
Mid 20th Century diamond ribbon earrings with cultured pearl drops are fashioned in 14 karat white
Category

Mid-20th Century Edwardian Drop Earrings

Materials

Diamond, Cultured Pearl, White Gold

Art Deco Style Womens 2.10 Carat Diamond Engagement Ring in 14k Yellow Gold.
Located in Miami, FL
). Gorgeous art deco style late 20th century diamond engagement ring. Mixed diamond shapes makes this ring one
Category

20th Century Medieval Engagement Rings

Materials

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

0.90 Carat Round Brilliant Diamond and 18K Gold & Platinum Feathered Fan Brooch
Located in Chevy Chase, MD
A gorgeous Late 20th Century Diamond feathered fan brooch! The platinum base is set with 18 round
Category

Late 20th Century Unknown Revival Brooches

Materials

Diamond, 18k Gold, Yellow Gold, Platinum

Diamond Cluster Round 0.75 Carat Pendant 18 Karat White Gold Daisy Necklace
By Hasbani Diamonds
Located in London, GB
in the late 19th and early 20th centuries, diamond cluster pendants became even more intricate and
Category

2010s British Modern Pendant Necklaces

Materials

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

Diamond Cluster Round 0.50 Carat Pendant 18 Karat White Gold Daisy Necklace
By Hasbani Diamonds
Located in London, GB
period, which flourished in the late 19th and early 20th centuries, diamond cluster pendants became even
Category

2010s British Modern Pendant Necklaces

Materials

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

Diamond Cluster Round 0.33 Carat Pendant 18 Karat White Gold Flower Necklace
By Hasbani Diamonds
Located in London, GB
in the late 19th and early 20th centuries, diamond cluster pendants became even more intricate and
Category

2010s British Modern Pendant Necklaces

Materials

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

Diamond Cluster Round 1 Carat Pendant 18 Karat White Gold Daisy Flower Necklace
By Hasbani Diamonds
Located in London, GB
in the late 19th and early 20th centuries, diamond cluster pendants became even more intricate and
Category

2010s British Modern Pendant Necklaces

Materials

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

Diamond and 18 Karat White Gold Bow Brooch, 15.00 Carat, 1994
Located in London, GB
A late 20th century diamond, modern, and 18ct white gold bow brooch, with approximately 15.00
Category

1990s English Modern Brooches

Materials

Diamond, 18k Gold

Diamond Cluster Round 0.33 Carat Pendant 18 Karat White Gold Flower Necklace
By Tresor Paris
Located in London, GB
in the late 19th and early 20th centuries, diamond cluster pendants became even more intricate and
Category

2010s British Modern Pendant Necklaces

Materials

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

3.5 Carat 327 Diamond Blue Enamel Necklace 18 Karat Gold Modern
Located in New York, NY
affair. The necklace is an estate jewel and dates to the mid to latter part of the 20th Century
Category

Mid-20th Century Argentine Modern Chain Necklaces

Materials

Diamond, 18k Gold, Gold, Yellow Gold, Enamel

20th Century 1.80ct Diamond Emerald Target Engagement Cocktail Ring White Gold
Located in Lisbon, PT
A 20th Century Diamond and Emerald Target Cocktail Ring. This spectacular ring designed in a style
Category

Vintage 1930s Portuguese Art Deco Engagement Rings

Materials

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

Edwardian 1ct Old Mine Cut Diamond Cluster Ring Circa 1910
Located in Lancashire, Oldham
gold and platinum from the Edwardian era. This beautiful early 20th century diamond cluster ring is
Category

Vintage 1910s English Edwardian Cluster Rings

Materials

Diamond, 18k Gold, White Gold, Platinum

Antique 1.48 Carat Diamond Yellow Gold Pendant, circa 1900
Located in Jesmond, Newcastle Upon Tyne
the setting, if required the chain could be extended in length. This early 20th century diamond
Category

Antique Early 1900s Unknown Pendant Necklaces

Materials

Diamond, Yellow Gold, Platinum, Silver

1900s Antique 1.12 Carat Diamond and Yellow Gold Pendant
Located in Jesmond, Newcastle Upon Tyne
impressive Old European cut diamonds displaying a fine white color and brilliance. The early 20th century
Category

Antique Early 1900s Unknown Pendant Necklaces

Materials

Diamond, Yellow Gold, Silver

1900s Antique 1.12 Carat Diamond and Yellow Gold Pendant
1900s Antique 1.12 Carat Diamond and Yellow Gold Pendant
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H 1 in W 1 in D 1 in Dm 1 in L 1 in
Diamond Pendant Necklace, Round Brilliant Diamond .20 Carat or 1/5 th Carat
By Five Star Jewelry
Located in Austin, TX
This 18K white gold diamond pendant is simple but elegant. It has a full cut diamond that is .20
Category

21st Century and Contemporary American Modern Pendant Necklaces

Materials

Diamond, White Gold, Gold, 14k Gold

Early 20th Century 18 Carat Gold and Platinum Brilliant Cut Diamond Engagement
Located in Dordogne, FR
Early 20 th century 18 carat gold and platinum brilliant cut diamond single stone ring. Diamond
Category

Early 20th Century British Engagement Rings

Materials

Diamond, Gold, Platinum

Diamond and 18K Gold Bangle, 20th Century
Located in Idar-Oberstein, DE
A diamond and 18k yellow gold bangle, 20th Century. The bangle is oval shaped with an inner
Category

Late 20th Century Bangles

Materials

Diamond, 18k Gold

Diamond and 18K Gold Bangle, 20th Century
Diamond and 18K Gold Bangle, 20th Century
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H 2.49 in W 2.8 in
Early 20th Century Double Diamond Platinum Ring
Located in New York, NY
diamonds with an approximate total weight of 2.50ct. Accentuating the center stones are small old mine cut
Category

Early 20th Century Art Deco Cluster Rings

Materials

Diamond, Platinum

20th Century Sapphire Diamond Gold Platinum Earrings
Located in New York, NY
A stunning and bold pair of natural, no-heat sapphire briolette-cut drops suspended from a diamond
Category

Mid-20th Century American Victorian Dangle Earrings

Materials

Blue Sapphire, White Diamond, Gold, Platinum

Diamond White Gold 18K Earrings Late 20th Century
Located in Geneva, CH
Old mine cut Diamond on White Gold 18K Earrings. Late 20th Century. Length: approx. 4.50
Category

Late 20th Century Drop Earrings

Materials

Diamond, 18k Gold, White Gold

A Five-Stone Diamond Ring Early 20th Century
Located in Firenze, IT
A five-stone diamond ring, late 19th century, set with a sequence of five cushion-shaped diamonds
Category

Early 20th Century Italian Engagement Rings

Materials

Diamond

Cat's face Diamond Emerald Brooch Early 20th Century
Located in Geneva, CH
Cat's face Brooch set with Diamond and Emerald on brass (not tested). Early 20th Century
Category

Early 20th Century European Art Nouveau Brooches

Materials

Diamond, Emerald, Brass

Rose Diamond 9k Gold Cluster Pendant, 20th century
Located in St. Catharines, ON
A beautiful diamond encrusted pendant recalling Ancient Muscovy densely set with co-centric bands
Category

20th Century Unknown Russian Revival Drop Necklaces

Materials

Diamond, 9k Gold, Silver, Rose Gold

Faint Pink and White Diamond Windmill Ring, 20th Century
Located in Idar-Oberstein, DE
A pink and white diamond ring in 18k yellow gold. The centre stone weighs approximately 0.4 carats
Category

20th Century Cocktail Rings

Materials

White Diamond, Pink Diamond, 18k Gold

20th Century French Diamond 18k Gold Hoop Earrings, Paris
Located in St. Catharines, ON
posts. France, 20th century, hallmarked with eagle head. 3 /4 in. (1.9 cm.), the hoop measures .38
Category

Late 20th Century French Contemporary Hoop Earrings

Materials

Diamond, 18k Gold, Gold, Yellow Gold

20th Century French Diamond 18k Gold Hoop Earrings, Paris
20th Century French Diamond 18k Gold Hoop Earrings, Paris
W 0.75 in D 0.75 in Dm 0.38 in L 0.75 in
20th Century Ruby Emerald Diamond Gold Fly Locket
Located in St. Catharines, ON
, its body and head set with a cushion-cut ruby, a pear-shaped emerald and an old European- cut diamond
Category

20th Century Unknown Pendant Necklaces

Materials

Diamond, Emerald, Rock Crystal, Ruby, 18k Gold, Gold, Yellow Gold

Early 20th Century Opal Diamond Gold Negligee Necklace
Located in Miami Beach, FL
Early 20th Century opal and diamond 14k white gold negligee necklace featuring fine quality gray
Category

Early 20th Century Unknown Drop Necklaces

Materials

Diamond, Opal, 14k Gold, Gold, White Gold

Early 20th Century Opal Diamond Gold Negligee Necklace
Early 20th Century Opal Diamond Gold Negligee Necklace
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H 2 in W 1 in L 17.5 in
Five Strand Pearl Diamond 18k Gold Bracelet, 20th century
Located in St. Catharines, ON
. 7 ¼ in. (18.4 cm.) long; width of diamond spacers: 3/4 in. (1.9 cm) wide. 20th century
Category

20th Century American Neoclassical Beaded Bracelets

Materials

Diamond, Pearl, Gold, 18k Gold, Yellow Gold, Silver

Diamond Yellow Gold 18K Ring Late 20th Century
Located in Geneva, CH
Diamond Yellow Gold 18K Ring. Late 20th Century. Size: 54 Total weight: 6.55 grams.
Category

Late 20th Century European Fashion Rings

Materials

18k Gold, Yellow Gold

French 20th Century 3, 07 Carats Diamond Platinum Solitaire Ring
Located in Poitiers, FR
. Authentic antique jewel - French work from the early 20th century. Our opinion : This antique-cut diamond is
Category

Early 20th Century French Retro Solitaire Rings

Materials

Diamond, White Diamond, Platinum

French Enameled Pearl Diamond 18k Gold Garland Necklace, 20th century
Located in St. Catharines, ON
wonderful condition with beautiful ajouré gold work. 20th century, with French maker's mark. 18 in. (45.7
Category

20th Century French Byzantine Link Necklaces

Materials

Diamond, Pearl, Gold, Enamel, 18k Gold, Yellow Gold

Diamond Jade Platinum Cufflinks Early 20th Century
Located in Berlin, DE
Gorgeous cufflinks made of Platinum with jade cabochons framed by rose-cut diamonds. Early 20th
Category

Early 20th Century French Art Deco Cufflinks

Materials

Diamond, Jade, Platinum

Heart Shape Diamond Yellow Gold 18K Ring Late 20th Century
Located in Geneva, CH
color and VVS/VS clarity. Late 20th Century. Size: 6.5 Total weight: 8.97 grams
Category

Late 20th Century European Engagement Rings

Materials

Diamond, 18k Gold, Yellow Gold

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20th Century Diamond For Sale on 1stDibs

On 1stDibs, you can find the most appropriate 20th century diamond for your needs in our varied inventory. Frequently made of Gold, 18k Gold and Platinum, this item was constructed with great care. Our collection of these items for sale includes 37932 vintage editions and 167 modern creations to choose from as well. You’re likely to find the perfect 20th century diamond among the distinctive items we have available, which includes versions made as long ago as the 19th Century as well as those produced as recently as the 21st Century. For this particular accessory, there are many different carat weights to choose from, but .5 Carat and 1 Carat versions are of considerable interest. Creating a 20th century diamond has been a part of the legacy of many jewelers, but those produced by Cartier, Tiffany & Co. and Van Cleef & Arpels are consistently popular. See these pages for a round cut iteration of this accessory, while there are also oval cut cut and old european cut cut versions available here, too. If you’re browsing our inventory for a 20th century 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 20th Century Diamond?

Prices for a 20th century diamond can differ depending upon size, time period and other attributes — at 1stDibs, these accessories begin at $1 and can go as high as $6,500,000, while this accessory, on average, fetches $4,667.