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Platinum Sophie Antique Diamond Stack Ring '1 Ct. Tw'
Located in San Francisco, CA
This Antique style stack band features a set of three rings. This vintage ring can be worn
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
14K Rose Gold Sophie Antique Diamond Stack Ring '1 Ct. Tw'
Located in San Francisco, CA
This Antique style stack band features a set of three rings. This vintage ring can be worn
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18k Rose Gold Sophie Antique Diamond Stack Ring '1 Ct. Tw'
Located in San Francisco, CA
This Antique style stack band features a set of three rings. This vintage ring can be worn
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
18K Yellow Gold Sophie Antique Diamond Stack Ring '1 Ct. tw'
Located in San Francisco, CA
This Antique style stack band features a set of three rings. This vintage ring can be worn
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
14k Yellow Gold Sophie Antique Diamond Stack Ring '1 Ct. Tw'
Located in San Francisco, CA
This Antique style stack band features a set of three rings. This vintage ring can be worn
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K White Gold Sophie Antique Diamond Stack Ring '1 Ct. tw'
Located in San Francisco, CA
This Antique style stack band features a set of three rings. This vintage ring can be worn
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
Platinum Leia Diamond Ring '1/10 Ct. Tw'
Located in San Francisco, CA
This antique-style ring features 9 petite round brilliant diamond micro - prong -set decorated with
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Platinum
Antique Danish Halo Ring 1 ct Sapphire 1.5ctw Diamonds 18K Gold Ø5.25/7gr
Located in SE
mm deep / ca. 1 ct.
Ten Diamonds, all old European cut Ø 3 mm x 1.6 mm deep / ca 0.15 ct each, total
Category
Vintage 1920s Danish Art Deco Cluster Rings
Materials
Diamond, Sapphire, 18k Gold
Antique 5.00 Ct Natural Sapphire 3.20 Ct Diamond Russian Bracelet
Located in Napoli, IT
approx 5.0 Ct – guaranteed unheated – 15 Old European cut Diamonds for 3.20 Ct supporting the main
Category
Early 20th Century Russian Edwardian Chain Bracelets
Materials
Diamond, Sapphire, 14k Gold
15.00 Ct Untreated Tourmaline 3.00 Ct Mine antique Diamond Ring
Located in Napoli, IT
old mine cut diamonds totaling approx 3.0 Ct (G/I-VVS/I)
UK size: N 3/4
US size: 7
Measures: head is
Category
Antique Late 19th Century European Victorian Cluster Rings
Materials
Diamond, Tourmaline, 18k Gold, Silver
Art Deco 14K 1/2 ct Diamond Filigree Ring
Located in Big Bend, WI
14K white gold filigree ring featuring an European cut diamond weighing about 1/2 carat. The
Category
Vintage 1920s Art Deco Engagement Rings
Materials
Diamond, Gold, 14k Gold, White Gold
Antique Halo Ring 1 ct Sapphire Diamonds solid 14K Rose Gold US 3.75 / 2.8gr
Located in SE
stones measures 17.5 mm x 8 mm 4.5 mm deep.
Sapphire 10 mm x 3.5 mm x 2.75 mm deep / ca. 1 ct.
Each
Category
Vintage 1920s European Art Deco Cluster Rings
Materials
Diamond, Sapphire, Rose Gold, 14k Gold
Victorian 1/2 Ct Old Mine Cut Diamond Antique 14K Yellow Gold Belcher Ring
Located in Addison, TX
meticulously cut old mine cut antique diamond, evoking the essence of timeless romance. An ideal choice for an
Category
20th Century Victorian Engagement Rings
Materials
White Diamond, Gold, 14k Gold, Yellow Gold
Antique 0.63 Ct Sapphire and 0.77 Ct Diamond, 18 Ct Yellow Gold Snake Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive antique 0.63 carat sapphire and 0.77 carat diamond, 18 carat yellow
Category
20th Century Unknown Fashion Rings
Materials
Diamond, Sapphire, 18k Gold, Yellow Gold
HRD Certified 1 Carat Diamond Gold Engagement Ring
By De Maria fine&antique jewelry
Located in Napoli, Italy
, weighing 1 ct. with HRD Antwerp and 10 full cut round diamonds set on the shoulders having a total weight
Category
21st Century and Contemporary Italian Modern Engagement Rings
Materials
Diamond, White Diamond, Gold, 18k Gold
Antique 0.50 Ct Diamond and 0.20 Ct Ruby 18 Ct White Gold Dress Ring
Located in Jesmond, Newcastle Upon Tyne
; part of our diverse antique jewellery collections.
This fine and impressive Art Deco ruby and diamond
Category
20th Century Unknown Art Deco Cluster Rings
Materials
Diamond, Ruby, 18k Gold, White Gold
Diamond Stick Pin, 1 Ct Mine Cut Diamonds, 18K White Gold
Located in Toledo, OH
Antique 1 ct diamond stick pin. 18K white gold, tested. 19 mine cut diamonds totaling 1 ct. 2 5/8
Category
Vintage 1930s Collectible Jewelry
Materials
Gold
18K Yellow Gold Leia Diamond Ring '1/10 Ct. Tw'
Located in San Francisco, CA
This antique-style ring features 9 petite round brilliant diamond micro - prong -set decorated with
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
14K Yellow Gold Leia Diamond Ring '1/10 Ct. Tw'
Located in San Francisco, CA
This antique-style ring features 9 petite round brilliant diamond micro - prong -set decorated with
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Yellow Gold
18K Rose Gold Leia Diamond Ring '1/10 Ct. tw'
Located in San Francisco, CA
This antique-style ring features 9 petite round brilliant diamond micro - prong -set decorated with
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
14K White Gold Leia Diamond Ring '1/10 Ct. tw'
Located in San Francisco, CA
This antique-style ring features 9 petite round brilliant diamond micro - prong -set decorated with
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
18K White Gold Leia Diamond Ring '1/10 Ct. tw'
Located in San Francisco, CA
This antique-style ring features 9 petite round brilliant diamond micro - prong -set decorated with
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, White Gold
14K Rose Gold Leia Diamond Ring '1/10 Ct. tw'
Located in San Francisco, CA
This antique-style ring features 9 petite round brilliant diamond micro - prong -set decorated with
Category
21st Century and Contemporary American Band Rings
Materials
Diamond, Rose Gold
Victorian 1.75 Ct Diamond J VVS plus .85 Ct Rare Cluster ring
Located in Napoli, IT
This marvelous antique Diamond ring is Victorian period 1890 ca
Skillfully hand crafted of solid 18
Category
Antique 1890s European Victorian Cluster Rings
Materials
Diamond, 18k Gold
Antique 1.10 Ct Diamond and Platinum Solitaire Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning and impressive antique eight claw set 1.10 carat diamond and platinum solitaire style
Category
20th Century Unknown Engagement Rings
Materials
Diamond, Platinum
1.26 Ct, 18K Antique Style Diamond Engagement Ring
By Sebastian Bernard
Located in Los Angeles, CA
Halo and shoulders. The ring has a European Shank. Total Weight of diamond is 1.26 Ct.
Diamond Quality
Category
2010s American Art Nouveau Engagement Rings
Materials
Diamond, 18k Gold
Vintage English 1.30 Ct Colombian Emerald 1.60 Ct Diamond Cluster Ring
Located in Napoli, IT
cushion cut natural Colombian emerald of approx 1.30 Ct (6.90 x 6.24 mm.) – 14 brilliant cut diamonds
Category
Vintage 1930s British Art Deco Cluster Rings
Materials
Diamond, Emerald, 18k Gold
Art Deco 1.70 Ct Natural Untreated Sapphire 2.20 Ct Diamond Platinum Ring
Located in Napoli, IT
cut as well as the Diamonds
Sapphire is estimated 1.70 CT calculated on mounting (7.1 x 5.7 mm
Category
Vintage 1930s European Art Deco Cluster Rings
Materials
Diamond, Sapphire, Platinum
Art Deco Style .77 Ct Natural Sapphire .55 Ct Diamond Platinum Ring
Located in Napoli, IT
x 4.9 mm.) – 19 old brilliant cut diamonds totalling approx .55 Ct (G-VVS/VS)
UK size: N 1/4
US size
Category
Mid-20th Century European Art Deco Cluster Rings
Materials
Diamond, Sapphire, Platinum
Victorian 3.60 Ct Old Mine Diamond Antique Cluster Ring
Located in Napoli, IT
: French import duty marks
Gems: 1 cushion old mine cut diamond of approx 1.60 Ct (7.25 mm. x 7.02 mm. -I/J
Category
Antique 1890s European Victorian Cluster Rings
Materials
Diamond, 18k Gold, Silver
Antique 2.65 Ct Cat's Eye Chrysoberyl and 1.18 Ct Diamond Yellow Gold Dress Ring
Located in Jesmond, Newcastle Upon Tyne
A stunning, fine and impressive antique Victorian 2.65 carat chrysoberyl and 1.18 carat diamond, 18
Category
Antique 1890s Band Rings
Materials
Chrysoberyl, Diamond, Yellow Gold
Belle Epoque 1.80 Ct. Diamond Plus Platinum ring
Located in Napoli, IT
Gems: 1 antique modified rectangular cushion faceted cut diamond 8.13 mm. x 7.12 mm. – G/SI – 30 old
Category
Early 20th Century European Belle Époque Engagement Rings
Materials
Diamond, Platinum
Estate 2.10 Ct. Antique Cushion Diamond Sapphire Halo Engagement Ring
Located in Napoli, IT
An estate Diamond and sapphire engagement ring featuring a 2.10 Ct antique cushion cut – old mine
Category
Mid-20th Century European Contemporary Engagement Rings
Materials
Diamond, Sapphire, Platinum
Antique 30.00 Ct Baltic Amber and Rose Cut Diamond Brooch
Located in Napoli, IT
Diamonds, bright white, clear and sparkly, approx 2.30 CT measured with a diamond gauge
The brooch has a
Category
Early 20th Century European Edwardian Brooches
Materials
Amber, Diamond
Antique 7 Ct Old Mine Cut Diamond Flower Brooch 1880s
Located in Chicago, IL
gold (front – silver, back – gold). It is centered with an old mine cut diamond (6.4 x 6.3 mm
Category
Antique 1880s Victorian Brooches
Materials
Diamond, White Diamond, Gold, 18k Gold, Silver
Old Cut 1 Ct. Diamond with Diamond Twist and Sapphire Dinner Ring in White Gold
Located in Bangkok, TH
Wonderful and very special antique design ring, modeled in 18K White gold. It is decorated with a
Category
21st Century and Contemporary Thai Art Deco Engagement Rings
Materials
Diamond, Sapphire, 18k Gold, White Gold
Vintage 14.90 Ct Emerald 2.80 Ct Diamond Ring
Located in Napoli, IT
brilliant cut diamonds totaling approx 2.80 Ct (G/I-VVS/SI)
UK size: P 1/4
US size: 7.75
Measures: head is
Category
Vintage 1930s European Art Deco Cluster Rings
Materials
Diamond, Emerald, 18k Gold
Edwardian 20.30 Ct Aquamarine 1.40 Ct Diamond Platinum Pendant
Located in Napoli, IT
Complemented by bright white full of sparkle Diamonds totaling 1.40 Ct between larger old European cut Diamonds
Category
Antique Early 1900s European Edwardian Pendant Necklaces
Materials
Aquamarine, Diamond, 18k Gold, Platinum
Georgian 2.0 Ct Natural Sapphire 2.40 Ct Diamond Ring
Located in Napoli, IT
overwhelmed by antique Flemish cut Diamonds for a total estimate of 2.40 Ct full of sparkle surrounding a
Category
Antique Late 18th Century European Georgian Cluster Rings
Materials
Diamond, Sapphire, Gold
Antique 2.61 Ct Diamond and Platinum Full Eternity Ring Circa 1930
Located in Jesmond, Newcastle Upon Tyne
diverse diamond jewelry and estate jewelry collections.
This stunning, fine and impressive antique full
Category
Vintage 1930s Band Rings
Materials
Diamond, Platinum
Certified 1 Ct. Diamond and Emerald Art Deco Style Target Ring in Platinum 950
Located in Bangkok, TH
An Art Deco inspired target ring, boasting a central bezel set GIA certified 1 carat diamond with a
Category
21st Century and Contemporary Thai Art Deco Engagement Rings
Materials
Diamond, Emerald, Platinum
1.62 Ct Natural Burmese Ruby Diamond Ring, 1960 ca
Located in Napoli, IT
3.9 mm.) – 2 marquise and 4 tapered baguette cut diamonds totaling approx .75 Ct (G/VVS)
UK size: N 1
Category
Vintage 1960s European Contemporary Cluster Rings
Materials
Diamond, Ruby, 18k Gold, Platinum
Certified 1 Ct. Diamond and Ruby Art Deco Style Target Ring in Platinum 950
Located in Bangkok, TH
An Art Deco inspired target ring, boasting a central bezel set GIA certified 1 carat diamond with a
Category
21st Century and Contemporary Thai Art Deco Engagement Rings
Materials
Diamond, Ruby, Platinum
Georgian 1.30 Ct. Antique Cut Diamond 18 KT Locket Mourning Ring
Located in Napoli, IT
: none/worn
Gems: 5 table and 10 rose cut diamond totaling approx 1.30 Ct (by spread)
UK size: J 1/2
US
Category
Antique Late 18th Century British Georgian Cluster Rings
Materials
Diamond, 18k Gold
Platinum & Gold Art Nouveau Antique Pendant 2.70 Ct Old Mine Cut Diamonds
Located in Antwerp, BE
Platinum & Gold Art Nouveau Antique Pendant With 2.70 ct Old Mine Cut Diamonds
Diamonds: Old cut
Category
Antique 19th Century European Art Nouveau More Necklaces
Materials
Diamond, 18k Gold, Gold, Platinum
Art Deco .80 Ct Diamond .90 Ct Sapphire Trilogy Ring
Located in Napoli, IT
weight
Flanked on sides by two old mine cut Diamonds for .80 Ct both Diamonds H/I VS/SI completing the
Category
Vintage 1920s Art Deco Three-Stone Rings
Materials
Diamond, Sapphire, 18k Gold
Diamond 1, 19 Carat Unique Engagement 18k Ring for Her
By Natkina
Located in Montreux, CH
White 18K Gold Ring
Diamond 1-1,19 ct
Diamond 30-0,96 ct
Size US 7,2
Weight 3,94
With a heritage
Category
2010s Engagement Rings
Materials
Diamond, White Gold
Diamond 1, 19 Carat Unique Engagement 18k Ring for Her
By Natkina
Located in Montreux, CH
White 18K Gold Ring
Diamond 1-1,19 ct
Diamond 30-0,96 ct
Size US 7,2
Weight 3,94
With a heritage
Category
2010s Engagement Rings
Materials
Diamond, White Gold
Art Deco 1.60 Ct Sapphire 1.40 Ct Diamond Platinum ring
Located in Napoli, IT
Sapphires approx 1.60 Ct. gorgeous cornflower hue
Complementary Diamonds are old mine cut and the
Category
Vintage 1920s European Art Deco Band Rings
Materials
Diamond, Sapphire, Platinum
Antique 14 Karat Gold & 0.73 Ct. European Cut Diamond Solitaire Ring
Located in Philadelphia, PA
gold setting.
The diamond measures approx. 1 carat (by calculation) with SI2 I-color grading. (See
Category
20th Century Unknown Edwardian Solitaire Rings
Materials
Diamond, Gold
Late Victorian 16.00 Ct Amethyst 1.70 Ct Diamond Navette Ring
Located in Napoli, IT
9.8 mm.) – 23 transitional brilliant cut diamonds totalling approx 1.70 Ct (G/H-VVS/SI)
UK size: K 1/2
Category
Early 20th Century European Victorian Cluster Rings
Materials
Amethyst, Diamond, 18k Gold
Stunning Diamond and Ruby Antique Ring Size 5 1/4"
By Tara Shaw
Located in New Orleans, LA
of diamonds: 71
Total weight: 1.15 ct. approx.
Color: G-H
Clarity: VS1-VS2
Total ruby weight: 1.07 ct
Category
1990s Unknown Contemporary Cocktail Rings
Materials
Diamond, Ruby, 18k Gold
Art Deco 1.30 Ct. Cushion-Cut Diamond Ring in Platinum
Located in Houston, TX
Art Deco platinum ring consisting of a central bezel-set antique cushion-cut diamond flanked by
Category
Vintage 1920s Unknown Art Deco Bridal Rings
Materials
Diamond, Platinum
Edwardian 9.60 Ct Amethyst 1.60 Ct Diamond Large Cross Pendant
Located in Napoli, IT
Stunning Antique Cross
This superb antique Diamond and Amethyst cross is 1905 ca.
Very large and
Category
Antique Early 1900s European Edwardian Pendant Necklaces
Materials
Amethyst, Diamond, 18k Gold, Silver
Antique Bracelet 5.5 ct Sapphire 2.3ctw Diamonds 18K Gold Platinum /17.7cm/9.4gr
Located in SE
( visual even without magnification).
14 Diamonds on floret measure Ø 3 mm / 0,14 ct each.Two largest on
Category
Vintage 1930s German Art Deco Link Bracelets
Materials
Diamond, Sapphire, 18k Gold, Platinum
Free Shipping
L 6.97 in
Edwardian .85 Ct Diamond .35 Ct Sapphire 18 KT Platinum Ring
Located in Napoli, IT
distinction and character
Diamonds are old mine cut . 60 C. total with a .25 Ct the centre – G VVS/VS – high
Category
Antique Early 1900s European Edwardian Cluster Rings
Materials
Diamond, Sapphire, 18k Gold, Platinum
Victorian 3.60 Ct Certified Burma Natural Sapphire 2.30 Ct Diamond Ring
Located in Napoli, IT
diamonds totalling approx 2.30 Ct (G/I.VVS/SI)
UK size: O 1/4
US size: 7.25
Measures: head is 17 x 16 mm.(h
Category
Antique Late 19th Century European Late Victorian Cluster Rings
Materials
Diamond, Sapphire, 18k Gold
Victorian 10.95 CT Untreated Magenta Rubellite or Red Tourmaline Diamond Ring
Located in Napoli, IT
of approx 10.95 Ct (14.1 x 13.2 mm.) – 60 rose cut diamonds totalling approx 1.10 Ct (by spread)
UK
Category
Antique Late 19th Century European Victorian Cluster Rings
Materials
Diamond, Tourmaline, 14k Gold
Antique European Ring 0.5 ct Diamond solid 18K Gold Ø US6 / 3.7gr
Located in SE
-cut Diamond Ø 4.5 mm x 1.65 mm deep / ca 0.5 ct.
Stone is eye-clean, color ca . F,G / VS. There is a
Category
Early 20th Century European Art Nouveau Wedding Rings
Materials
Diamond, 18k Gold
French Edwardian Coat of Arms 11.00 Ct. Verneuil Sapphire Diamond Seal Ring
Located in Napoli, IT
) corundum of approx 11.00 Ct (17.2 x 12,6 mm) – 6 Swiss cut diamonds totaling approx .10 Ct
UK size: M 1/4
Category
Antique Early 1900s French Edwardian Signet Rings
Materials
Diamond, Sapphire, Platinum
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1 Ct Antique Diamond For Sale on 1stDibs
Surely you’ll find the exact 1 ct antique diamond 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 platinum — can elevate any look. Our collection of these items for sale includes 1764 vintage editions and 162 modern creations to choose from as well. Finding the perfect 1 ct antique diamond 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. Creating a 1 ct antique diamond has been a part of the legacy of many jewelers, but those produced by Natkina, Cartier and Tiffany & Co. are consistently popular. See these pages for an old european cut iteration of this accessory, while there are also old mine cut cut and round cut cut versions available here, too. If you’re browsing our inventory for a 1 ct antique 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 1 Ct Antique Diamond?
The price for a 1 ct antique diamond starts at $1 and tops out at $1,825,000 with these rings, on average, selling for $5,286.
Read More
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